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David Gallagher
ACTOR

David Gallagher

Known for The Vampire Diaries · Smallville · Criminal Minds

David Gallagher (born February 9, 1985) is an American actor. He is best known for the role of Simon Camden on 7th Heaven and Mikey Ubriacco in the Look Who's Talking Now. He also voices Riku in the Kingdom Hearts video game series.

Snapshot 2026-10-13

Born
Feb 9, 1985
Birthplace
New York City, New York, USA
Known For
Acting

Biography

David Gallagher (born February 9, 1985) is an American actor. He is best known for the role of Simon Camden on 7th Heaven and Mikey Ubriacco in the Look Who's Talking Now. He also voices Riku in the Kingdom Hearts video game series.

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Known For

TVThe Vampire Diaries
The Vampire DiariesRay Sutton · 2009
★ 8.3
TVSmallville
SmallvilleZan · 2001
★ 8.2
TVCriminal Minds
Criminal MindsMatt Moore · 2005
★ 8.3
TVBones
BonesRyan Stephenson · 2005
★ 8.2
TVCSI: Miami
CSI: MiamiRick Bates · 2002
★ 7.7
TVS.W.A.T.
S.W.A.T.Sawyer · 2017
★ 8.0
TVCSI: Crime Scene Investigation
CSI: Crime Scene InvestigationAdam Kemp · 2000
★ 7.6
TVNumb3rs
Numb3rsBuck Winters · 2005
★ 7.0

Filmography

Movies

Look Who's Talking Now!Mikey Ubriacco
1993
It Was Him or UsStevie Pomeroy
1995
Bermuda TriangleSam
1996
PhenomenonAl
1996
Summer of FearZack
1996
Angels in the EndzoneKevin Harper
1997
Richie Rich's Christmas WishRichie Rich
1998
The New Adventures of Spin and Marty: Suspect BehaviorMarty Markham
2000
The Power of One: The Pokémon 2000 Movie SpecialSelf
2000
Little SecretsDavid Lenox
2002
Kart RacerScott McKenna
2003
The QuietBrian
2006
Boogeyman 2Mark
2007
The Picture of Dorian GrayDorian Gray
2007
Betwixt
2010
Super 8Donny
2011
Trophy KidsReid Davis
2011
In Your EyesLyle
2014
HallucinogenJake
2015
Born and MissingBrian
2017

Television

Walker, Texas RangerChad Morgan · 1 eps
1993
7th HeavenSimon Camden · 196 eps
1996
The Wonderful World of DisneyMarty Markham · 1 eps
1997
The Wild ThornberrysBen (voice) · 2 eps
1998
CSI: Crime Scene InvestigationAdam Kemp · 1 eps
2000
SmallvilleZan · 1 eps
2001
CSI: MiamiRick Bates · 1 eps
2002
Without a TraceJeff Ellis · 1 eps
2002
BonesRyan Stephenson · 1 eps
2005
Criminal MindsMatt Moore · 1 eps
2005
Numb3rsBuck Winters · 3 eps
2005
TS
The StarletSelf · 1 eps
2005
Saving GracePaul Shapiro · 1 eps
2007
The Vampire DiariesRay Sutton · 2 eps
2009
The Deep EndKevin Mather · 1 eps
2010
S.W.A.T.Sawyer · 1 eps
2017

Photos

David Gallagher photo
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