Fact-checked by Grok 2 weeks ago

Principal photography

Principal photography is the central phase of film and television production in which the majority of the narrative content is captured on camera, involving the primary cast, director, and key crew members to execute the screenplay's scenes according to a predetermined shooting schedule. This stage focuses on filming the main portions of the project with the lead actors, distinguishing it from preparatory second-unit shots or supplementary pickups that may occur without the full principal team. It typically follows pre-production activities like scripting, casting, and location scouting, and precedes post-production tasks such as editing and sound design. During principal photography, the assumes primary leadership, guiding the and to realize the artistic vision while adhering to the production's and constraints. Producers play a supportive role, overseeing , ensuring creative consistency, and managing resources to keep the shoot on track. Key activities include setting up scenes, operating cameras and lighting, recording and performances, and sometimes integrating early like or digital elements for complex sequences. The process demands close coordination among departments such as , art direction, and , often resulting in daily call sheets that outline shooting priorities. The duration of principal photography varies significantly based on the project's scale and complexity, ranging from as little as 20 days for low-budget independent films to 40-60 days for mid-range productions and up to 150 days for high-budget features with extensive action or effects work. Re-shoots involving the , actors, and core are included in this phase, while isolated second-unit filming—such as background plates or stunts without principals—does not qualify. This is critical for capturing the bulk of the footage and audio that forms the foundation of the final product, making efficient scheduling and contingency planning essential to avoid costly delays.

Definition and Scope

Core Concept

Principal photography is the central phase of during which the primary content is captured on or . This stage involves actors performing scripted scenes under the director's guidance, transforming the pre-planned creative vision into raw footage that forms the foundation of the final product. It encompasses the shooting of key scenes with principal cast members, typically excluding ancillary elements like second-unit work or plates. The core purpose of principal photography is to generate the majority of the visual and auditory material needed for into the complete work, ensuring that the essential elements are documented efficiently within and constraints. By focusing on the main and , this phase distinguishes itself from rehearsals or enhancements, prioritizing the capture of performances and compositions that convey the project's emotional and thematic depth. In terms of duration, principal photography generally spans from a few weeks to several months, varying by project scope; mid-range films often require 5 to 8 weeks, while major blockbusters can extend to 3 to 6 months or more, with an average of about 106 days for studio features based on data from 782 films released between 2006 and 2016. Key characteristics include synchronized recording of sound and image, conducted primarily on locations or purpose-built sets, with methodical sequencing of shots to maintain and highlight performances alongside visual elements. Legally, principal photography—also termed the principal production period—is defined as the time when the majority of a is shot with , , and first unit crew, including reshoots with these principal personnel but excluding second-unit shoots or pickups without the and .

Distinctions from Other Phases

Principal photography distinctly follows the phase, during which the script is finalized, and rehearsals are completed, locations are secured, and detailed planning occurs to ensure smooth execution of the shoot. This transition marks a shift from conceptual and logistical preparation to the hands-on capture of primary footage, with emphasizing iteration and refinement rather than actual filming. While reshoots and pickups often involve supplementary filming to fix errors, enhance scenes, or address issues revealed during —and may be scheduled months after the initial production wrap—principal photography includes reshoots that involve the , principal , and core as part of the core shooting period with the lead and key sequences. Pickups, typically limited inserts without the full ensemble, and isolated second-unit work are excluded. The phase concludes at the boundary with , where , known as , is handed over to editors for assembly, with principal photography excluding subsequent processes like , , or visual effects integration beyond the initial on-set capture. This handover ensures that the production team's focus during principal photography remains solely on generating the primary visual material without encroaching into refinement or enhancement stages. Although some minor overlaps may exist, such as final scouting or early editorial reviews of , principal photography prioritizes efficient execution of pre-planned shots over further planning or iterative adjustments, maintaining a streamlined momentum to complete the main shoot.

Historical Context

Origins in Early Film

The inception of principal photography in the late aligned closely with pioneering motion picture technologies, such as Thomas Edison's in 1893 and the Lumière brothers' Cinématographe in 1895, which enabled the recording of brief, self-contained scenes often captured in uninterrupted single takes lasting under a minute. These early efforts focused on documenting simple actions or everyday occurrences, establishing filming as the foundational mechanism for visual storytelling in cinema. Technological limitations profoundly shaped these initial practices, with bulky, hand-cranked cameras restricting movement to fixed positions and resulting in mostly static shots from a single viewpoint. was expensive and short in length, further constraining productions to concise vignettes without the complexity of edited sequences. Moreover, the absence of synchronized sound persisted until the mid-1920s, when systems like introduced recorded audio tracks, leaving early principal photography reliant solely on visual elements for narrative conveyance. Georges Méliès advanced on-set shooting techniques through his trick films of the , constructing a dedicated glass-enclosed studio in Montreuil in 1897 to control lighting and facilitate in-camera effects during principal photography. His methods, including stop-motion photography and frame-by-frame substitutions to create illusions like disappearing objects, emphasized the capture of theatrical narratives directly on , laying groundwork for more elaborate scene construction. This rudimentary approach evolved into multi-scene principal photography by the 1910s, exemplified by D.W. Griffith's in 1915, where filming spanned approximately four months, from July to October 1914, across diverse locations to sequence expansive Civil War-era narratives. Griffith's integrated multiple per scene, shot in chronological order where possible, to build over extended shooting periods, marking a shift toward structured, multi-day captures that foreshadowed modern phases.

Evolution in the Studio Era

During the 1920s and 1930s, the Hollywood studio system established principal photography as a highly organized, factory-like process centered on expansive backlots in California, where controlled environments enabled year-round filming without reliance on unpredictable weather or distant locations. This centralization allowed major studios like MGM and Warner Bros. to produce dozens of films annually, with principal shoots typically lasting four to eight weeks per picture, optimized for efficiency through pre-built sets and reusable props. Schedules were rigidly structured around the availability of contract stars, whose seven-year exclusive deals with studios dictated multi-project rotations, ensuring stars like Clark Gable or Bette Davis appeared in up to four films per year while minimizing downtime. The advent of synchronized sound, marked by the release of The Jazz Singer in 1927, revolutionized principal photography by shifting emphasis from expressive visuals and intertitles to dialogue-driven narratives, which demanded quieter, more deliberate shooting techniques. Studios rapidly constructed massive soundstages with acoustic treatments—such as thick walls and suspended ceilings—to isolate dialogue from ambient noise, fundamentally altering set design and requiring principal shoots to incorporate synchronized recording equipment from the outset. Cameras, previously mobile for dynamic silent-era action, were now housed in bulky soundproof blimps that restricted movement, leading to longer takes and fewer camera angles, with average shot lengths increasing by up to 50% in early talkies as directors adapted to these constraints. In the 1940s and 1950s, the post-war erosion of the —driven by the 1948 Paramount Decree antitrust ruling, rising labor costs, and competition from television—encouraged greater reliance on , which extended principal photography durations to capture authentic exteriors beyond studio confines. Films like (1942) exemplified this transitional phase, with principal photography spanning from May 25 to August 3 amid wartime restrictions and on-the-fly script revisions, stretching the schedule beyond typical studio norms of six weeks. A key technological milestone came in 1953 with the introduction of by 20th Century Fox, whose anamorphic widescreen format demanded broader compositions and multi-camera setups for , resulting in more complex blocking and extended shooting periods—often adding weeks to productions—to accommodate longer, continuous scenes with reduced editing.

Key Personnel

Leadership Roles

In principal photography, the leadership roles are pivotal in translating the film's creative vision into captured footage, with key figures overseeing artistic, technical, and logistical aspects of the shooting process. These roles ensure that scenes are executed efficiently while adhering to the established and aesthetic goals, often involving close among the team. The serves as the central creative on set, guiding through performances, blocking scenes to determine actor movements and camera positioning, and making final artistic decisions to align the production with the overall vision. Present throughout principal photography, the supervises rehearsals and takes, adjusting directions as needed to refine characterizations and ensure coherence. For instance, they work closely with performers to elicit authentic emotions and may approve or reshoot takes to capture the intended dramatic impact. The cinematographer, also known as the director of photography (DP), is responsible for the film's visual style, collaborating with the director on shot lists prior to shooting and managing camera placement, framing, and movement during principal photography. On set, the DP oversees lighting setups in coordination with the gaffer to establish mood, depth, and contrast for each scene, ensuring the first take is optimally lit while adapting to any changes in blocking or performance. This role extends to selecting lenses, filters, and camera techniques that enhance the story's emotional tone, with the DP attending rehearsals to test and refine visual compositions. The provides essential oversight during the shooting phase, focusing on logistical coordination, , and facilitating smooth operations without interfering in creative directing. They act as a between departments, approving daily expenditures, ensuring adherence to the , and addressing any on-set issues such as or contractual . For example, producers monitor financial plans to prevent overruns and coordinate with and to maintain momentum, stepping in to resolve conflicts while leaving artistic choices to the director. The first assistant director (1st AD) holds a unique position of on-set command, coordinating the shooting schedule, distributing daily call sheets, and maintaining the production's pace to meet deadlines during principal photography. Responsible for calling "action" and "cut" to signal the start and end of takes, the 1st AD organizes the crew, tracks shot progress against the script breakdown, and ensures efficient transitions between setups. This role demands strong communication, as the 1st AD serves as the primary between the and the broader team, prioritizing safety and workflow to keep the set running on time.

Technical Crew

The technical crew in principal photography consists of specialized departments that execute the operational aspects of filming, ensuring equipment functionality, visual and audio capture, and set integrity under the guidance of production leadership. These teams work in during takes to support the director's vision without interrupting the flow of . The camera department is responsible for all aspects of image capture, including rigging cameras, maintaining , and safeguarding exposed footage. Camera operators physically handle the camera during shots, adjusting framing and movement to align with the shot list, while —also known as first assistant camera (1st )—monitor and adjust to keep subjects sharp amid motion. Film loaders, or second assistants (2nd ), manage the loading and unloading of film magazines or cards, ensuring footage integrity by preventing exposure errors and organizing for immediate review. The lighting and grip team handles the setup and control of illumination and support structures, which are crucial for achieving the desired mood, exposure, and safety on set. Grips rig non-electrical equipment such as dollies, cranes, flags, and diffusion silks to position lights and cameras precisely, reflecting or diffusing light to sculpt scenes while preventing hazards like falls or equipment failure. The lighting crew, led by the gaffer, installs and operates electrical fixtures, gels, and modifiers to match the cinematographer's specifications for tone and contrast during each take. The sound crew captures on-set audio, focusing on dialogue and environmental elements to minimize post-production fixes. Boom operators maneuver the overhead microphone pole to position it just out of frame, tracking actors' movements to record clean dialogue while avoiding shadows or reflections. Production sound mixers oversee audio levels, connect wireless lavalier mics to performers, and monitor recordings in real-time to ensure clarity and balance against set noise. Art and props specialists maintain the physical environment and objects during filming to preserve across shots and facilitate practical effects. They swap or reset props between takes—such as repositioning furniture or handing items to actors—while monitoring for wear or damage to avoid disruptions. These crew members also handle on-set adjustments for interactive elements, like smoke machines or breakaway objects, ensuring seamless integration with the action.

Production Process

Preparation Phase

The preparation phase of principal photography encompasses the critical final steps to ensure seamless execution of filming, focusing on aligning creative, technical, and logistical elements just prior to cameras rolling. This transitional period bridges planning and active shooting, allowing the and to synchronize efforts on location or set. Key activities include refining performances through targeted rehearsals and establishing operational readiness to mitigate disruptions. Final rehearsals during this phase involve intensive actor run-throughs and blocking sessions to hone performances and spatial dynamics. Blocking entails mapping out actors' movements and positions relative to the camera and set, often conducted in a sequence that starts with initial positioning, followed by integration and full camera walkthroughs. These sessions enable directors to refine interpretations, with actors practicing delivery and physical interactions to achieve natural flow without altering the script's intent. For instance, in complex , multiple passes allow adjustments for emotional nuance and timing, reducing on-camera improvisations. Technical setups form the backbone of readiness, encompassing camera tests, lighting plots, and sound checks to verify equipment functionality and aesthetic consistency. Camera tests evaluate lenses, , , and compatibility with lighting conditions, identifying issues like or before principal shooting to prevent costly reshoots. Lighting plots the placement, intensity, and of fixtures—such as , fill, and arrangements—to achieve the desired mood and visibility, often sketched by the for crew implementation. Sound checks, meanwhile, confirm microphone placement, levels, and environmental isolation, ensuring clear audio capture amid set activity; these are typically performed in rehearsal to calibrate for dialogue and ambient elements without halting production flow. Schedule finalization solidifies the daily workflow through distribution of call sheets and development of contingency plans. Call sheets, prepared by the assistant director, outline exact call times, scene orders, locations, and crew assignments, distributed via the evening prior to maintain 12-hour rest periods and coordinate logistics like parking and meals. Contingency plans address potential delays from weather, equipment failure, or location issues, such as alternate sites or backup power sources, to keep the production on timeline without compromising quality. Safety briefings cap the preparation by conducting risk assessments tailored to stunts or hazardous environments, involving the in identifying threats like falls, , or heavy machinery. These assessments detail control measures, such as and stunt coordinator oversight, with daily meetings to brief the crew on protocols and responses. This proactive approach minimizes accidents, ensuring with standards and fostering a secure set environment.

Principal Shooting Phase

The principal shooting phase encompasses the intensive period during which the core scenes of a film are captured on camera, involving coordinated efforts among the director, actors, and crew to execute the planned shots efficiently. This phase typically follows the preparation stage, where sets and equipment are readied, and focuses on the repetitive process of filming multiple takes for each setup to ensure comprehensive coverage. For a given scene, the workflow begins with wide shots to establish the environment, progressing to medium and close-up angles, allowing the cinematographer and director to build visual layers that support post-production editing. Between takes, the director provides specific notes to actors and crew, adjusting blocking, lighting, or performance elements as needed to refine the execution. Daily operations in principal photography are structured around a rigorous schedule to maximize productivity within limited timeframes. The day commences with a morning call time for crew assembly, often including a safety meeting, followed by setup resets such as repositioning lights, cameras, and props after each take or scene change. Filming continues through breaks for meals—mandated by rules to include at least a one-hour meal period after six hours—and typically spans 12 to 14 hours, culminating in a wrap call when the scheduled shots are complete or deferred. These extended days demand precise coordination by the assistant director to adhere to the shooting schedule, with adjustments made in real-time for weather, technical issues, or performance variations. Performance during emphasizes the director's in guiding to deliver authentic portrayals while maintaining flexibility for creative input. Directors issue detailed directions on emotional delivery, physical movements, and line readings prior to each take, fostering an environment where controlled can enhance character depth without deviating from the script's intent. This approach ensures actors provide varied interpretations across multiple takes, capturing nuances that offer editors options for pacing and tone in . Coverage of scenes from multiple angles further supports this by allowing seamless of performances in , prioritizing continuity and emotional consistency. To monitor progress and maintain quality, the conducts regular reviews of , which are the screened daily, often by the , , and editors. These screenings assess technical aspects like , sound clarity, and framing, as well as artistic elements such as performances and composition, enabling immediate adjustments to the shooting plan if issues arise. By evaluating promptly, the team can identify potential reshoots or coverage gaps early, ensuring the footage aligns with the overall vision and budget constraints before advancing to subsequent .

Wrap-Up and Follow-Ups

Upon completion of the final take in principal photography, the initiates the and teardown phase to systematically dismantle sets, return rented equipment, and restore filming locations to their original condition. This process begins immediately after the director calls "that's a wrap," involving the and props departments in cataloging and storing reusable items while the grips and electrics disassemble rigs, coil cables, and pack camera and audio gear with precision to avoid damage. Site cleanup is critical, particularly for location shoots, where crews remove debris, repair any alterations, and conduct a final walk-through to ensure compliance with rental agreements and environmental regulations, thereby maintaining positive relationships with property owners for potential future use. The footage handover follows closely, transitioning raw material from the production phase to post-production through the archiving of dailies—daily shot footage processed for initial review. Dailies teams ingest and verify media files, synchronize audio, apply basic color grading, and perform technical quality control to flag issues such as file corruption or exposure problems, logging these in metadata and shoot reports for editors. Deliverables, including editorial proxies, original camera files, and audio tracks, are then transferred via secure methods like hard drives or cloud systems, typically within 12 hours of wrap, with backups archived on formats like LTO tapes or RAID arrays to preserve the material long-term and enable quick access for problem shot revisions. Cast and crew debriefs provide an essential closure, often culminating in wrap parties that celebrate the end of principal shooting while facilitating informal sessions. These gatherings, held shortly after teardown, feature speeches from directors and department heads acknowledging contributions, screenings of footage for reflection, and opportunities for team members to share insights on what worked well or could improve, fostering morale and preparing for any immediate transitions like reshoots. Structured debriefs may involve key personnel discussing logistical successes and challenges, ensuring lessons inform future projects without delving into detailed planning. Contractual closures finalize the principal photography phase through final payments to cast and crew, aligned with union agreements like those from , which mandate timely disbursement to cover upfront contributions. Non-disclosure agreements (NDAs), signed by all involved to protect details and production secrets, remain enforceable post-wrap, often for 2-5 years or until public release, with violations potentially leading to legal penalties or withheld future opportunities. These steps ensure financial and confidentiality obligations are met, allowing the production to fully shift to without lingering production liabilities.

Techniques and Practices

Filming Methods

Principal photography employs various coverage techniques to ensure comprehensive capture of scenes for editing. A primary method involves filming a first, which encompasses the full action, characters, and setting within a single, unbroken take to establish spatial and narrative context. This is followed by shooting individual angles, such as close-ups, medium shots, and over-the-shoulder views, to provide options for that maintains logical progression and viewer orientation across cuts. These principles, rooted in classical practices, prioritize seamless transitions by adhering to rules like the 180-degree axis to avoid disorienting spatial shifts. Camera movement styles further diversify filming approaches, tailored to the scene's emotional and narrative demands. Static shots, where the camera remains fixed on a , offer stability and focus on composition or dialogue without distraction. Tracking shots, achieved via dollies or rails, follow subjects laterally to build tension or reveal environment dynamically. Handheld shots introduce immediacy and realism through subtle operator motion, evoking urgency in action sequences. The , invented by and introduced in 1975, marked a pivotal advancement in the by enabling fluid, stabilized movements that mimic handheld intimacy while eliminating shake, revolutionizing long-take sequences in films like Bound for Glory (). The transition from analog film to digital capture during principal photography accelerated in the 2000s, driven by advancements in sensor technology and . Traditional 35mm , while offering rich texture, incurred high costs for stock, processing, and storage; digital alternatives mitigated these by enabling instant playback and unlimited takes without material expenses. The RED ONE camera, launched in 2007 by , exemplified this shift with its capability—far surpassing standard definition video—allowing for detailed imagery suitable for large-screen projection and extensive scaling. By the mid-2010s, digital systems like RED's had become industry standards, significantly reducing costs associated with , processing, and storage while enhancing workflow efficiency. Virtual production, using LED walls and real-time rendering with game engines like , has emerged as a key method since the late , allowing backgrounds to be displayed live during principal photography for immediate integration and reduced needs. As of 2025, it is standard in many high-budget productions, such as (2019–2023), enabling directors to see final compositions on set. Special considerations in filming methods address integration with , particularly through techniques. Green screen setups, where actors perform against a uniform green backdrop, are captured during principal photography to ensure lighting and movement match intended environments, facilitating precise in . This approach, using to isolate and replace the green color with digital elements, aligns actor performances temporally and spatially with VFX, as seen in blockbusters like (2009). Proper execution requires even illumination to avoid shadows and spill, preserving the footage's usability for seamless effects layering.

Location and Set Management

Location scouting in principal photography involves identifying and securing suitable exterior sites that align with the script's visual and narrative requirements, culminating in outcomes such as obtaining necessary permits, implementing control measures, and coordinating with local communities to minimize disruptions. Permits are typically required for spaces and must be secured in advance; timelines vary by but often require several days, with more for shoots impacting or ; productions commonly appoint a dedicated to streamline this process and ensure compliance with local regulations. control is managed through collaboration with , including temporary no-parking signage and on-site officers paid by the production to handle road closures or diversions, preventing delays from interference. Community coordination emphasizes proactive notification, such as flyers or meetings for nearby residents and businesses at least 24-72 hours in advance depending on local rules, fostering goodwill and addressing concerns like noise or access to maintain smooth operations. Set construction during principal photography focuses on fabricating controlled interior environments on sound stages, where teams build structural elements like walls, floors, and facades to replicate interiors that may not be feasible on . This process begins post-design approval, involving carpenters and painters to erect practical sets that support actor movement and , often scaled with miniatures for complex architectures. For period accuracy, sets are dressed with props, furniture, and textures sourced to match historical or stylistic details, such as in (2014), where constructed a multi-level hotel interior from a , incorporating era-specific fixtures to evoke 1930s Europe. Dressing ensures visual authenticity by layering everyday items that reflect character lifestyles, avoiding anachronisms that could break immersion. On-set maintenance in principal photography entails ongoing oversight to preserve scene integrity, including continuity checks, preparations for weather disruptions, and coordination of crowd extras to support efficient shooting. Continuity is upheld through script supervisors who document details like prop positions, lighting, and actor wardrobes via photos and reports after each take, preventing errors that arise from multi-day shoots. Weather contingencies are planned by scheduling exterior scenes consecutively to limit variations, with reports noting conditions like rain or lighting changes to match shots in post-production if needed. Crowd extras, essential for populating dynamic scenes, are managed by assistant directors who brief groups on movements and positions using signals or segmentation into subgroups, as seen in Avengers: Endgame (2019), where extras simulated urban crowds with choreographed reactions to integrate seamlessly with principal action. Sustainability practices in location and set management have become increasingly standard in principal photography since the , emphasizing reduction and eco-friendly construction to lower environmental impact. Productions redirect materials from landfills through and programs, achieving diversion rates like 52% in The Amazing Spider-Man 2 (2014), where 49 tons of set were repurposed or donated, saving costs while using biodegradable alternatives for effects like snow. Eco-friendly set builds incorporate reusable materials and virtual production techniques, such as LED walls, to minimize physical construction and transport emissions, a trend accelerated by industry guidelines from organizations like BAFTA's initiative launched in 2010. These efforts not only reduce the average 2,840 metric tons of CO2 per but also promote profitability through resource efficiency.

Challenges and Innovations

Common Obstacles

Principal photography, the core phase of filming a motion picture, frequently encounters logistical and interpersonal challenges that can disrupt operations and escalate expenses. Among the most prevalent issues are scheduling delays, budget overruns, creative conflicts, and health/safety risks, each requiring proactive strategies to maintain production momentum. Scheduling delays often arise from unpredictable factors such as adverse conditions or illnesses, which can halt outdoor shoots or necessitate rescheduling key scenes. For instance, or storms can prevent filming on , leading to idle time and postponed timelines, as seen in numerous productions where weather forecasts prove unreliable despite planning. Similarly, sudden illnesses, such as flu or exhaustion, force pauses to allow recovery, potentially shifting entire sequences and affecting availability. To mitigate these, producers implement flexible shooting calendars with built-in buffer days for rescheduling, alongside backup plans like indoor alternatives for weather-impacted scenes or performers for minor roles during illnesses. Budget overruns commonly stem from unforeseen costs during principal photography, including overtime pay for extended shoots due to delays or repairs for damaged . These expenses can quickly accumulate, particularly on where amplify issues like weather-related downtime requiring additional crew hours. typically involves allocating funds, set at 10-15% of the total , to cover such surprises without derailing the . This reserve allows for adjustments like extra shooting days or vendor fees, with ongoing tracking to reallocate any unused portions effectively. Creative conflicts, particularly between directors and actors over performance interpretations or scene directions, can create tension on set and slow progress. These disputes often escalate from differing artistic visions, such as a director pushing for emotional restraint while an actor advocates for intensity, leading to repeated takes and strained relations. Producers play a key role in by discussions to foster , drawing on clauses that outline creative hierarchies and dispute processes. Neutral third-party mediation further helps by clarifying miscommunications and aligning goals, preventing minor clashes from halting production. Health and safety risks have intensified since 2020, with COVID-19 prompting stringent protocols to prevent outbreaks on set, where close interactions heighten transmission potential. Key measures include regular testing—such as daily or thrice-weekly nasopharyngeal swabs for cast and crew—and implementation of "bubble" systems, which isolate production zones to limit cross-contamination while allowing essential collaborations. These protocols, developed by industry bodies, also encompass symptom monitoring, PPE requirements, and quarantine for positives, ensuring continuity while prioritizing well-being during principal shooting.

Technological Advances

Since the early , the transition to digital capture has revolutionized principal photography by enabling higher efficiency and creative flexibility. The introduction of the camera in 2010 marked a pivotal advancement, offering a film-like aesthetic with superior and sensitivity that rivaled traditional 35mm . This digital system facilitated instant playback of footage on set, allowing cinematographers to review takes immediately and make real-time adjustments without the delays associated with film processing. Consequently, it supported non-linear workflows, where editors could begin assembling sequences during principal photography, streamlining and reducing overall timelines. Advancements in stabilization and aerial technologies have further enhanced mobility and visual possibilities during principal shooting. Evolutions in Steadicam systems, including lightweight gimbals and electronic stabilizers, have built on the original 1975 invention to provide smoother, more versatile handheld and tracking shots in dynamic environments. Drones emerged as a transformative tool for aerial cinematography in the 2010s, eliminating the need for costly cranes or helicopters by delivering high-resolution, agile overhead perspectives. In the 2012 film Skyfall, drones captured the intricate opening chase sequence across Istanbul's rooftops, enabling fluid, low-altitude shots that would have been impractical or prohibitively expensive with traditional rigs. Virtual production techniques, particularly the use of LED walls, have redefined and environmental integration since the late 2010s. Debuting prominently in the 2019 Disney+ series , these massive, programmable LED screens surround actors and cameras to project real-time, interactive backgrounds that respond to movement and lighting. This approach allows principal photography to occur entirely in controlled studio spaces, drastically reducing the logistical demands of on-location shoots, such as travel, weather dependencies, and set builds. Over 50% of 's first season utilized this method, minimizing compositing while enhancing actor immersion through visible, parallax-correct environments. In the 2020s, AI-assisted tools have begun optimizing principal photography through pre-shoot planning and on-set decision-making. Platforms like Filmustage and Scriptbook employ to analyze scripts, automatically tagging elements such as scenes, characters, and props to generate optimized shot lists and schedules. These tools predict logistical challenges and suggest efficient camera angles based on narrative beats, as demonstrated in early pilot projects for independent films and streaming series. By automating breakdown processes that traditionally took days, AI has accelerated preparation, allowing directors to focus more on creative execution during principal shooting. By 2025, further integrations have emerged, including AI-driven drones that automate tracking shots and obstacle avoidance for safer and more precise aerial , and volumetric filmmaking using holograms to capture performances for immersive . Additionally, prototypes like the AI-powered CMR M-1 camera, introduced in 2025, enable analysis and automated framing adjustments during principal , enhancing and creative control.

References

  1. [1]
    PRINCIPAL PHOTOGRAPHY definition - Cambridge Dictionary
    Oct 29, 2025 · the stage of producing a movie in which most of the filming takes place: Principal photography will start September 1 in Venice. Universal ...
  2. [2]
    N.Y. Comp. Codes R. & Regs. Tit. 5 § 170.2 - Definitions
    (z) Principal and ongoing photography means the period of time during which the majority of the film is shot with the participation of actors, director and ...
  3. [3]
    [PDF] JOIN THE ACTION IN OKLAHOMA: - Oklahoma Film and Music Office
    Post-Production: The final stage in a film's production after principal photography. ... filming of major and significant portions of a film production ...<|control11|><|separator|>
  4. [4]
    Production Phase 3: Principal Photography - AFCI University
    During principal photography, the director is the boss with the cast and crew taking full direction from that individual. Should the need arise to make any ...Missing: definition | Show results with:definition
  5. [5]
    Television Production | TV Business
    Apr 8, 2013 · The term principal photography refers to the phase of production when the majority of footage and sound are recorded. This stage takes place ...<|separator|>
  6. [6]
    How Long Does it Take to Make a Movie? Everything You Need To ...
    It takes around 3-6 months for the pre-production phase, 1-2 months for the principal photography stage, and finally 6 months- 1 year for the post-production.
  7. [7]
    What is principal photography in film? - Adobe
    Principal photography is the creative execution phase of film production, sandwiched between pre-production and post-production.
  8. [8]
    What is Principal Photography in the Stages of Film Production?
    Oct 4, 2020 · Principal photography in film is when the majority of shooting takes place. These are the scenes that typically involve the lead actors. This is ...
  9. [9]
    What Happens During Principal Photography? - Careers in Film
    Principal photography refers to the stage of film production where the majority of scenes are actually filmed; It comes after pre-production and involves ...
  10. [10]
    How Long Does It Take to Film a Movie? - Backstage
    Aug 9, 2023 · Production (or principal photography) for a mid-range movie can last around “five to eight weeks, with lower budget ones as little as three ...
  11. [11]
    How long does the average Hollywood movie take to make?
    May 6, 2018 · Across all movies in the dataset, the average length of the period of principal photography was 106 days - three and a half months. Bear in mind ...
  12. [12]
    Stages of Film Production — Overview of the Entire Process
    Mar 31, 2024 · Pre-production refers to all the preparation necessary before filming begins. In other words, it's everything that happens between financing ...
  13. [13]
    Pre-production: A Guide to This Essential Stage of Filmmaking
    May 9, 2025 · Principal photography, also known as production, is the stage of the filmmaking process where the cast and crew are actively shooting the scenes ...
  14. [14]
    What is Pickup Shot? - Beverly Boy Productions
    Jul 15, 2025 · In filmmaking, a pickup shot is a short, additional shot filmed after the main principal photography wraps up. Pickup shots are crucial for ...
  15. [15]
    What Is Principal Photography? Definition, Crew, and Advice
    Aug 10, 2023 · Principal photography is the stage where the cast and crew actually shoots the footage. During principal photography you're on set, whether that's an outdoor ...
  16. [16]
  17. [17]
    Effective Pre-Production: Collaboration Between the ... - PremiumBeat
    Apr 15, 2014 · Although the cinematographer and editor work in different phases of projects, by collaborating early, their synched efforts will result in a better final film.
  18. [18]
    What is Principal Photography? Welcome to Film Production!
    Aug 20, 2025 · Principal photography is when the creative vision that's been months (or years) in the making finally takes physical form. The script turns into ...
  19. [19]
    Origins of Motion Pictures | Articles and Essays
    The invention of a camera in the Edison laboratories capable of recording successive images in a single camera was a more practical, cost-effective breakthrough ...Missing: principal brothers<|control11|><|separator|>
  20. [20]
    Chronology of Film History
    Two French brothers, Louis and August Lumiere patent a combination movie camera and projector, capable of projecting an image that can be seen by many people.Missing: early principal
  21. [21]
    The history of motion pictures
    The early Lumiere presentations in Paris delighted people, drawing huge crowds. In the United States, at the same time, Thomas A. Edison was producing similar ...Missing: principal | Show results with:principal
  22. [22]
    Treasures from Hollywood's silent era (Part 1)
    May 30, 2017 · Made from the 1890s through the late 1920s, silent films are movies without synchronized sound and dialogue. Instead, music was often played ...
  23. [23]
    The Rise of Hollywood and the Arrival of Sound - Digital History
    In 1926, Warner Brothers released the film Don Juan--the first film with a synchronized film score--along with a program of talking shorts. The popularity of ...
  24. [24]
    Méliès, Georges - Senses of Cinema
    Jul 26, 2004 · This filmography is adapted from Elizabeth Ezra, 2000, pp. 152–159, which lists the 170 Méliès films known to survive.
  25. [25]
    Melies' A Trip to the Moon a classic
    He developed techniques of stop motion photography and superimposed images to create rudimentary special effects. At a time when filming events like a train ...
  26. [26]
    The Magician's Materials - College of LSA
    Oct 26, 2020 · Méliès directed over 500 films, each a painstaking effort to celebrate the impossible through special effects, hand-painted color, and the ...
  27. [27]
    Griffith Releases The Birth of a Nation | Research Starters - EBSCO
    It took just a little more than two months in late 1914 for D. W. Griffith to shoot scenes for The Birth of a Nation, at first called The Clansman (the title of ...Missing: principal multi-
  28. [28]
    D.W. Griffith's The Birth of a Nation - Theater, Film, and Video - PBS
    D.W. Griffith's 1915 Civil War epic, The Birth of a Nation, with its groundbreaking camerawork -- including close-ups, night photography, and tracking shots ...Missing: scene | Show results with:scene
  29. [29]
    [PDF] The Relationship Between Motion Picture Production and Budgeting
    By the 1930s, the studios were able to invest large pools of capital in their pictures and generate massive returns by showing their pictures exclusively in ...
  30. [30]
    [PDF] Evidence from the Hollywood Studio Era F. Andrew Hanssen John E ...
    Jun 16, 2015 · During the famous Hollywood studio era of the 1930s and 1940s, actors worked for movie production companies under de facto lifetime contracts, ...Missing: photography | Show results with:photography
  31. [31]
    The Impact of The Jazz Singer on the Conversion to Sound - jstor
    that The Jazz Singer opened in October 1927 and the industry was converting by the following summer has been taken as proof of the direct impact of The. Jazz ...
  32. [32]
    [PDF] CAUSES AND EFFECTS OF THE TALKIES - FireScholars
    The light may have been excellent in one shot, but terribly dark in another shot. Filmmakers needed to sacrifice quality in order to meet the demands for sound.
  33. [33]
    [PDF] The Impact Of Sound Technology On The Distribution Of Shot ...
    It is generally accepted the introduction of synchronous sound in the late-1920s had an immediate impact on the style of Hollywood cinema as the film industry ...
  34. [34]
    [PDF] UNIVERSITY OF CALIFORNIA Los Angeles All the World's a Studio
    As the practice of location shooting grew from the late 1940s into the 1950s, new developments in technology and technique aided working in a variety of off ...
  35. [35]
    Casablanca - AFI Catalog - American Film Institute
    New York opening: 26 Nov 1942; National release date: 23 Jan 1943. Production Date: 25 May--3 Aug 1942. Copyright Info. Claimant. Date. Copyright Number. Warner ...
  36. [36]
    [PDF] 20th Century-Fox Dynamo (December 1953) CinemaScope Special
    The CinemaScope filming technique gives the actor the satisfaction of "living” his part, not fragmentarily, but completely, this yielding a greater performance.
  37. [37]
    Camera Crew Positions & Camera Department Explained
    Aug 21, 2022 · A complete guide to the various camera crew positions part of the overall camera department in film production, including roles and duties.Crew On Camera Breakdown · Camera Operator · Camera Crew Roles
  38. [38]
    Camera Crew Breakdown: Jobs and Responsibilities - PremiumBeat
    Aug 12, 2015 · A film production's camera crew is responsible for setting up and using the camera. Here are the responsibilities of each crew member.Director Of Photography · Camera Operator · First Assistant Camera (1st...
  39. [39]
    Camera Crew Roles: Understanding the Key Positions ... - DFI Rentals
    Dec 15, 2024 · The camera department is the technical and creative hub responsible for capturing all the visual elements of a film or television production. It ...Dop's Collaboration With... · The Camera Operator: Behind... · Steadicam Operator
  40. [40]
    What is a Grip on a Movie Set? Job Description and Duties
    Sep 27, 2020 · A Grip is responsible for setting up, rigging, and striking lighting equipment on set. They are also responsible for keeping equipment organized, and sometimes ...
  41. [41]
    Grip (Film and TV Drama) - ScreenSkills
    Grips ensure the director's vision is possible by working out how to move cameras, setting up equipment, and anticipating camera moves.
  42. [42]
    The Grip Crew Explained: Essential Knowledge for ... - DFI Rentals
    Dec 15, 2024 · The grip crew manages non-electrical equipment for camera movement and lighting, including dollies, cranes, and light control, and ensures ...What Is A Key Grip: The... · Grip Vs Gaffer... · Grip Equipment: Tools Of The...
  43. [43]
    What is a Boom Operator in Film — Role Explained - StudioBinder
    Dec 31, 2024 · A Boom Operator, in film & TV, is an audio technician who operates the boom microphone and captures high-quality sound on set.
  44. [44]
    Essential Guide: Film Crew Positions - Wrapbook
    Jul 1, 2025 · While visual effects are often completed in post-production, the VFX Department frequently plays a critical role during principal photography.
  45. [45]
    Film 101: What Is a Boom Operator? Understanding the Job of a ...
    Oct 12, 2022 · A boom operator usually reports to the production sound mixer, who is often the most senior sound crew member on set. On some films, a single ...
  46. [46]
    The Art Department in Film — Positions & Duties - StudioBinder
    Jul 11, 2021 · An art department is responsible for numerous tasks from research, to set design, to set building, to props. To make sure each task is executed ...
  47. [47]
    Prop master in the film and TV drama industries - ScreenSkills
    Prop masters run the property department which makes, stores and transports the props as well as preps the props for each day's shoot.
  48. [48]
    What Does a Prop Master Do? | GCU Blog
    Jan 31, 2023 · Their duties typically include swapping out props between scenes, answering questions about the props and showing cast members how the more ...Missing: specialists | Show results with:specialists
  49. [49]
    The 5 Stages of Blocking a Scene - NYFA
    Jun 18, 2009 · 1. Block – determining where the actors will be on the set and the first camera position · 2. Light – time for the DOP to light the set and ...
  50. [50]
    Blocking A Scene: 6 Essential Steps For Filming With Talent
    Sep 29, 2020 · Every video production that involves talent requires six stages of the blocking process. · 1. Scouting · 2. Block · 3. Lighting · 4. Rehearse · 5.
  51. [51]
    What Are Camera Tests in Film? – BeverlyBoy Productions
    Aug 28, 2025 · Through comprehensive testing, you identify problems such as unwanted noise, inconsistent focus, or mismatches between cameras and lenses—all ...Missing: plots sound
  52. [52]
    The Importance of a Camera Test – One Expert's Take
    Apr 13, 2023 · A camera test is a process of evaluating and experimenting with different cameras, lenses, and lighting setups before the actual production begins.Missing: plots | Show results with:plots
  53. [53]
    Film Lighting: A Cinematic Guide (w/ Free Lighting Plots) - Litepanels
    The ultimate cinematic guide to film lighting. Plus download 9 free lighting plots you can use to take your lighting to the next level.
  54. [54]
    7 points about working with sound in the film industry
    Most of the cast and crew always feel that sound takes too much time. There is almost never enough time to test properly before shooting or rehearsal, so we ...
  55. [55]
    How to Make a Call Sheet for Film & TV (Free Example) - StudioBinder
    Mar 15, 2025 · How to make a call sheet for film, including a breakdown of what's included and a step-by-step guide (with free template).Missing: contingency | Show results with:contingency
  56. [56]
  57. [57]
    Producer's Guide: Best Practices for Set Safety - Wrapbook
    May 17, 2023 · Create a risk assessment for your shoot. Risk assessment is a fundamental component of protecting your production company. It requires you to ...
  58. [58]
    Understanding Filmmaking: The 5 Stages of Film Production - 2025
    Jun 7, 2021 · 3. Production: The production stage, also known as principal photography, is when shooting begins. During this short timeframe, additional crew ...<|control11|><|separator|>
  59. [59]
    Mastering the 7 Stages of Film Production - New York Film Academy
    The stages of film production involve a meticulous progression, starting with pre-production tasks such as script selection, casting, and securing resources.
  60. [60]
    What Does it Mean to Strike the Set in Filmmaking?
    Aug 13, 2025 · Striking the set marks the start of the transition toward post-production, but your tasks don't end there. A well-organized crew will inventory ...Missing: teardown principal
  61. [61]
    Dailies: Best Practices - Netflix | Partner Help Center
    This article provides dailies best practices for several departments during pre-production, then outlines some best practices specifically for the Dailies team.Ingest & Verify Media · Process Media in Dailies... · Technical QC
  62. [62]
    Host the Perfect Wrap Party With These 9 Clever Tips - Raindance
    Jul 19, 2024 · A wrap party is a film crew celebration after production. Plan the venue, decorations, games, and a themed menu. Be intentional with the ...Missing: principal | Show results with:principal
  63. [63]
    What is the Video Production Process? | Lapse Productions
    Jun 27, 2023 · Debrief with Your Team: Hold a wrap-up meeting with your key crew members to discuss the production phase. This is an opportunity to ...
  64. [64]
    Producer's Guide: SAG-AFTRA Residual Pay - Wrapbook
    Oct 7, 2024 · The 45% residual rate covers the year immediately following the first 90 days of exhibition. The year after is 40%, and the residual percentage ...
  65. [65]
    Understanding the Residuals Process & FAQs | SAG-AFTRA
    Jun 27, 2023 · The first step in getting a residuals payment to performers starts with the payroll house or studio. Boxes of checks are delivered to SAG-AFTRA daily.
  66. [66]
    Non-Disclosure Agreement for Producers (Template Included)
    Jun 22, 2021 · An NDA agreement is a contract that legally prohibits its' signatory (the individual who signed it) from sharing information or materials that have been deemed ...
  67. [67]
    What is Continuity Editing in Film? Definition and Editing Techniques
    Mar 21, 2021 · Continuity editing is an editing system used to maintain consistency of both time and space in the film. These are some ways that's done.Missing: coverage | Show results with:coverage
  68. [68]
    Master Shot in Film: Definition & Examples - Backstage
    Nov 13, 2023 · A master shot captures all the essential action and elements of a scene—relevant characters, setting, props, lighting, and movement—without ...Missing: principles | Show results with:principles
  69. [69]
    Understanding Master Shots in Cinematography - Descript
    Apr 18, 2022 · A master shot is the principal camera shot that a director and cinematographer use when filming a particular scene. It covers all of the important action in a ...
  70. [70]
    7 Types of Camera Movement (and When To Use Them) - SetHero
    The Steadicam is a camera stabilization mount invented in the 1970s. The use of Steadicam creates the feeling of being handheld but with the stability of a ...
  71. [71]
    Types of Camera Movements in Film Explained: Definitive Guide
    Feb 2, 2025 · Camera movements include pan, tilt, push in, pull out, zoom, dolly zoom, roll, tracking, arc, boom, handheld, and bird's eye.
  72. [72]
    Camera Movement | Encyclopedia.com
    In the early 1970s the cameraman Garrett Brown, with engineers from Cinema Products, Inc., developed the Steadicam system to integrate the responsiveness of ...
  73. [73]
    How the 2000s turned video and film production completely upside ...
    Mar 24, 2024 · The late 2000s heralded the introduction of the RED ONE and the video capable DSLR, and really was a time of true revolution.
  74. [74]
    When and how the film business went digital - Stephen Follows
    Jan 8, 2017 · Hollywood started to capture films digitally in the 2000s but it wasn't until 2013 that digitally shot films were more common than celluloid productions.
  75. [75]
    RED Still Championing High Resolution - 8K Association
    Oct 30, 2022 · RED is credited with accelerating the industry's digital transition. By 2016, over a quarter of the top 100 grossing US films used RED cameras.Red Promo Films · Top-Level Requirements · Seven 8k And Red Myths
  76. [76]
    Chroma Key Guide: How to Use Chroma Keying in Filmmaking - 2025
    Sep 15, 2021 · Chroma keying uses green screen technology to remove a background color, often green, and replace it with a different image or background.
  77. [77]
    How To Film With Green Screen - InFocus Film School
    Jun 28, 2023 · Green screen uses chroma keying to replace green with a new image. Avoid green/reflective surfaces, light evenly, and keep the camera still.Why The Colour Green? · 1. No Green Or Reflective... · 4. Use A ``coved'' Green...
  78. [78]
    The Ultimate Guide to Chroma Key and Green Screen
    Chroma key involves shooting a subject against a solid color background, then removing that background in post-production, replacing it with transparency.
  79. [79]
    What is Set Design? Process & Purpose - StudioBinder
    Oct 15, 2023 · Set design, also known as scenic design, is a specialized field in film production that focuses on creating the physical environment in which a movie unfolds.Missing: accuracy | Show results with:accuracy
  80. [80]
    [PDF] Logistics and Best Practices Regarding Film and Television ...
    Appoint a key liaison for coordinating permits. Be sure to appoint a back-up liaison. The liaison will be required to make decisions as the community ...
  81. [81]
    How to Maintain Continuity in Film - 2025 - MasterClass
    Sep 28, 2021 · Continuity reports are detailed records of each day's shoot, including camera settings, screen direction, weather, props, and any possible ...Missing: checks extras management
  82. [82]
    What is Crowd Scene Direction in Film? - Beverly Boy Productions
    Aug 18, 2025 · Crowd scene direction in film is a crucial element of movie production that involves managing and guiding large groups of people on set to ...Key Strategies For Directing... · Addressing Challenges In... · Memorable Examples Of Film...
  83. [83]
    How Film Production Is Becoming More Sustainable And Profitable
    Feb 28, 2022 · From biodegradable snow and water-based smoke to eliminating plastic water bottles and using eco-friendly detergents on set, the filmmakers ...
  84. [84]
    Dealing with Weather on Shoots | Wrapbook
    Oct 26, 2021 · We're going to break down how to protect both under a myriad of different extreme weather circumstances that can and probably will come up if you work in the ...Stay In The Know · Wear Waterproof Gear · Have Cooling Stations
  85. [85]
    Film production challenges: Mastering scheduling for weather ...
    May 5, 2023 · To tackle weather issues, monitor weather forecasts closely and develop contingency plans, such as indoor backup locations, to mitigate the ...
  86. [86]
    Managing the Impact of Weather on Film Productions - Visual Crossing
    Sep 22, 2025 · Weather contingency planning for film shoots ensures that production can continue even if weather patterns make outdoor shoots impossible. ...Missing: crowd extras
  87. [87]
    How to Adjust Shooting Schedules for Unforeseen Events - Filmustage
    Jun 13, 2024 · Adjust schedules by creating buffer days, developing contingency plans, using software, enhancing communication, and flexible resource ...
  88. [88]
    5 Common Mistakes Film Directors Make (And How to Avoid Them)
    Feb 5, 2025 · Weather backups, alternate angles, or flexible scheduling. ... Sets are unpredictable—equipment fails, actors get sick, locations flood.<|separator|>
  89. [89]
    The Importance of Contingency in Film Budgeting: Safeguarding ...
    Jul 14, 2023 · By allocating around 10-15% of the total budget as contingency funds, you create a safety net that allows you to navigate unforeseen expenses ...
  90. [90]
    What Is Contingency Percentage in Film Budget?
    Oct 6, 2025 · Most film projects allocate between 5% and 15% of their total budget for contingencies, with the final percentage depending on factors like ...
  91. [91]
    How Proper Budgeting Helps with a Film Production - Filmustage Blog
    Dec 26, 2024 · The team needs to set aside 5-10% of the total budget as a contingency fund for unexpected expenses.Missing: photography unforeseen percentage
  92. [92]
    Resolving Filmmaking Disputes: Strategies to Avoid and Manage ...
    Filmmaking is a collaborative art, but creative differences, financial disagreements, and unclear expectations can lead to conflicts.
  93. [93]
    The cost of conflict: a Hollywood tale
    Jul 12, 2019 · This mediator's take on a creative dispute between two Hollywood artists shows you the cost of unmanaged conflict and how mediation offers ...
  94. [94]
    TV/Theatrical COVID-19 Safety Protocols | SAG-AFTRA
    The new safety protocols, which went into effect on July 19 and will be in place until at least September 30, 2021, makes modifications on workplace practices.
  95. [95]
    [PDF] Working Safely During COVID-19 in Film and High-end TV Drama ...
    Jun 1, 2020 · This 'Working Safely' guidance provides advice on sensible precautions productions can take to manage risk and support their cast and crew.Missing: principal photography
  96. [96]
    Hollywood's Unions Release Protocols For Restarting Film & TV ...
    Jun 12, 2020 · Hollywood's unions released their detailed protocols today for the safe reopening of the film and TV industry – a joint effort by the DGA, SAG-AFTRA, IATSE and ...
  97. [97]
    [PDF] ARRI celebrates ten years of the ALEXA digital camera system
    May 26, 2020 · Launched shortly after the dawn of the digital era in the summer of 2010, the. ALEXA won filmmakers' hearts due to its filmlike look and ...<|separator|>
  98. [98]
    ARRI ALEXA post, part 1 | digitalfilms - WordPress.com
    Nov 4, 2010 · The introduction of the ARRI ALEXA camera has given the high-end production world a fantastic new digital cinematography tool that combines a ...
  99. [99]
    The ARRI ALEXA is 10 years old - Newsshooter
    May 27, 2020 · The Alexa was arguably the first camera that persuaded a lot of DP's to make the switch from film to digital. Roger Deakins ASC BSC, said this ...
  100. [100]
    Drone Cinematography: The Sky's No Limit
    Mar 9, 2025 · Back in 2012, when this system was used for the opening sequence of Skyfall, operators needed an actual pilot's license to fly it. The Flying- ...
  101. [101]
    Art of LED Wall Virtual Production, Part One - Lux Machina
    Jun 5, 2020 · Over 50 percent of The Mandalorian Season 1 was filmed using this new methodology, eliminating the need for location shoots entirely.
  102. [102]
    Filmustage: AI Pre-Production Assistant for Filmmakers & Studios
    Filmustage is an AI platform that automates pre-production tasks like script breakdowns, scheduling, and budgeting, making the process more efficient.Missing: 2020s | Show results with:2020s
  103. [103]
    Top AI Tools for Film Producers - CMS Productions
    Top AI tools include Scriptbook for script analysis, Gemini for generating content, D-ID for storyboards, and Filmustage for production scheduling.Missing: assisted 2020s