David Gallagher
David Gallagher (born February 9, 1985) is an American actor best known for his portrayal of Simon Camden on the long-running family drama series 7th Heaven from 1996 to 2007.[1] Born in College Point, New York, to Elena Lopez and Darren James Gallagher, with stepfather Vincent Casey, he began his career as a child model and actor at the age of two, making his film debut as Mikey Ubriacco in Look Who's Talking Now (1993).[2][3] Gallagher rose to prominence with his role as the second-oldest son in the Camden family on 7th Heaven, appearing in 197 episodes and earning recognition for his work in family-oriented television during the late 1990s and early 2000s.[1] He expanded into voice acting, providing the voice of Riku in the Kingdom Hearts video game series starting with the original 2002 release, a role he has reprised across multiple titles including Kingdom Hearts III (2019).[4] Other notable live-action credits include a recurring role as serial killer Buck Winters on Numb3rs (2006–2009), a guest appearance as Zan on Smallville (2009), and guest spots on shows such as CSI: Miami and The Vampire Diaries.[1] His film work features supporting parts in movies such as Angels in the Endzone (1997), Richie Rich's Christmas Wish (1998), and Boogeyman 2 (2007).[1] In recent years, Gallagher has balanced acting with personal life as a stay-at-home father to two daughters, quietly welcoming his second child in December 2024.[5] As of 2025, he has engaged fans through live streams of the Kingdom Hearts series on Twitch under the alias Graven, showcasing his ongoing connection to the franchise.[6]Early life
Family background
David Gallagher was born David Lee Gallagher on February 9, 1985, in College Point, Queens, New York.[2] His parents were Elena Gallagher (née Lopez), who is of Cuban descent, and Darren James Gallagher, who is of Irish descent.[2][7] His parents separated shortly after his birth when he was still an infant, after which his mother remarried Vincent Casey, who became his stepfather.[8] Gallagher was raised by his mother and stepfather, initially in New York until age eight, after which the family moved to Los Angeles for his acting career. He is the eldest of five siblings, with four younger half-siblings: brothers Kyle and Killian, and sisters Michelle and Kelly. His brother Killian was diagnosed with autism, later inspiring Gallagher's involvement with Autism Speaks.[7][8] Reflecting his mixed parentage, Gallagher's ethnic background combines Irish heritage from his father and Cuban heritage from his mother.[2][7] This dual ancestry shaped aspects of his early family life, though details on specific cultural influences during his childhood remain limited in public records.[8]Entry into entertainment
Gallagher began his career in the entertainment industry at the age of two, initially working as a child model for print advertisements in and around New York City.[9] His mother, Elena Gallagher, played a key role in launching his professional pursuits by securing these early modeling gigs. This modeling work soon transitioned into on-screen opportunities in the early 1990s, as Gallagher's experience in commercials paved the way for acting roles.[10] At age eight, he made his film debut in the 1993 comedy Look Who's Talking Now, portraying the character Mikey Ubriacco, the young son in the Ubriacco family.[11] This role marked his entry into feature films and highlighted his natural on-camera presence as a child performer.[9]Professional career
Television work
Gallagher's breakthrough in television came with his portrayal of Simon Camden, the middle son in a large, faith-centered family, on the WB series 7th Heaven from 1996 to 2007, spanning 11 seasons and 242 episodes. Beginning the role at age 11, he depicted Simon's growth from a rebellious adolescent dealing with peer pressure and family dynamics to a young adult confronting moral dilemmas and independence, which helped solidify the show's reputation as television's longest-running family drama. The character's relatable struggles resonated with audiences, propelling Gallagher to teen idol status during the late 1990s and early 2000s, with the series drawing millions of viewers weekly at its peak.[3] Prior to 7th Heaven, Gallagher appeared in a guest role as Chad on an episode of the prime-time soap Melrose Place in 1995, marking one of his early forays into serialized drama.[1] After departing the Camden family storyline full-time in 2003 to pursue college studies, he returned part-time for the final season in 2006–2007, while taking on diverse guest and recurring parts to broaden his portfolio.[12] Notable among these was his recurring role as the troubled serial killer Buck Winters on Numb3rs from 2006 to 2009, a stark contrast to Simon's innocence that allowed him to explore darker characterizations.[13] He also recurred as James on The O.C. in 2006, and guest-starred on Smallville in 2009, showcasing his versatility in drama and superhero genres.[1] Gallagher's post-7th Heaven career reflected a deliberate evolution from child actor to mature performer, though he encountered typecasting challenges stemming from his long association with the wholesome Camden image, which occasionally limited opportunities in edgier live-action roles.[14] To navigate this, he balanced television appearances—such as a guest spot on The Vampire Diaries in 2011—with voice acting, enabling greater creative freedom without the constraints of on-screen expectations.[15] In 2024, Gallagher co-hosted the podcast Catching Up with the Camdens alongside former co-stars Beverley Mitchell and Mackenzie Rosman, offering reflections on the series' legacy, behind-the-scenes anecdotes, and ongoing fan connections, which highlighted his enduring ties to the show that launched his fame.[16]Film and voice roles
Gallagher began his film career in the mid-1990s with supporting roles in family-oriented comedies and horror sequels. In 1995, he portrayed Junior Floyd, a young soccer enthusiast, in the Disney sports comedy The Big Green, where his energetic performance contributed to the film's lighthearted depiction of a ragtag team of misfits forming an unlikely bond through the sport. That same year, he played Tommy Doyle in Halloween: The Curse of Michael Myers, revisiting the character originally introduced in the 1978 original as a traumatized child now grown into an adult confronting the lingering threat of Michael Myers, adding emotional depth to the franchise's exploration of generational trauma. As Gallagher transitioned into young adult roles around the early 2000s, his television prominence from 7th Heaven facilitated opportunities in feature films that showcased more mature characterizations. In Summer Catch (2001), he appeared as Miles, a friend navigating the competitive world of Cape Cod baseball alongside Freddie Prinze Jr.'s lead, highlighting themes of ambition and romance in a coming-of-age sports drama. Similarly, in the anthology film On the Edge (2001), he took on a segment role that delved into personal loss and resilience, marking his shift toward narratives involving emotional complexity and youthful introspection. Gallagher's entry into voice acting began in the late 1990s with animated series, but his breakthrough came in video games with the role of Riku in the Kingdom Hearts franchise, debuting in the original Kingdom Hearts (2002). Voicing the complex anti-hero Riku—a childhood friend of protagonist Sora who grapples with jealousy, darkness, and redemption—Gallagher infused the character with a brooding intensity that evolved across installments, influencing Riku's arc from rival to steadfast ally in the battle against the Heartless. His performance in Kingdom Hearts II (2005) deepened Riku's internal conflict post-corruption by darkness, delivering lines with a mix of vulnerability and resolve that resonated with fans during pivotal confrontations.[17] This vocal nuance continued in Kingdom Hearts III (2019), where Gallagher portrayed an older, more assured Riku mentoring Sora while facing Ansem and Xehanort, solidifying the character's growth into a key guardian of light over nearly two decades. Beyond Kingdom Hearts, Gallagher's voice work extended to animation projects. He also lent his voice to occasional animated roles, such as Oliver Van Rossum in Rocket Power episodes (1999–2003) and Ben in The Wild Thornberrys (1999–2000), where his youthful timbre supported adventurous, family-friendly storytelling in Nickelodeon productions.[18]Filmography
Films
| Year | Title | Role |
|---|---|---|
| 1993 | Look Who's Talking Now | Mikey Ubriacco[19] |
| 1995 | Whisper of the Heart | Seiji Amasawa (voice) |
| 1996 | Phenomenon | Al Pennamin |
| 2001 | Little Secrets | David |
| 2003 | Kart Racer | Scott McKenna |
| 2005 | The Quiet | Brian |
| 2007 | The Picture of Dorian Gray | Dorian Gray[20] |
| 2007 | Boogeyman 2 | Mark |
| 2011 | Super 8 | Donny |
| 2011 | Trophy Kids | Reid Davis |
| 2014 | In Your Eyes | Lyle Soames[21] |
Television
- 1996: Secrets of the Bermuda Triangle as Sam (TV movie).
- 1996: Walker, Texas Ranger (episode: "Brainchild") as Chad Morgan.[1]
- 1996–2007: 7th Heaven as Simon Camden (197 episodes).[1]
- 1997: Angels in the Endzone as Kevin Harper (TV movie).[1]
- 1998: Richie Rich's Christmas Wish as Richie Rich (TV movie).[1]
- 1999: The Wild Thornberrys (episode: "The Great Blue") as Ben (voice).[1]
- 1999–2002: Rocket Power as Oliver Van Rossum (voice, 10 episodes).[1]
- 2000: The New Adventures of Spin and Marty: Suspect Behaviors as Marty Markham (TV movie).[1]
- 2001: ER (episode: "A Hopeless Wound") as Runt.[1]
- 2005: CSI: Crime Scene Investigation (episode: "What's Eating Gilbert Grissom?") as Ross Berman.[1]
- 2005: The O.C. (episode: "The Shape of Things to Come") as James.[1]
- 2006–2009: Numb3rs as Buck Winters (4 episodes).[1]
- 2009: The Vampire Diaries (episode: "Brave New World") as Ray Sutton.[1]
- 2009: Smallville (episode: "Idol") as Zan.[1]
- 2010: The Deep End (episode: "Where There's Smoke") as Billy DiPietro.[1]
- 2012: Criminal Minds (episode: "The Apprenticeship") as Matt Moore.[1]
- 2013: Second Generation Wayans as Jeremy Silverman (9 episodes).[1]
- 2017: Babynapped as Brian (TV movie).[1]
- 2017: S.W.A.T. (episode: "Octane") as Sawyer.[1]