- Faith: Christian - Catholic
- Career: Actor
- Birthday: February 09, 1985
- Accomplishments: Teen Choice Awards
- Fun Faith Fact!: Has a younger brother with autism and is a big supporter of the charity Cure Autism Now.
David Gallagher’s big screen debut at age 8 in Look Who’s Talking Now with John Travolta, who he also appeared alongside with Phenomenon, led to his successful run as the older brother on the long running WB series 7th Heaven for 7 seasons.
After graduating USC in 2007, he has continued to act, appearing in popular TV series like CSI, Criminal Minds, Numb3rs, and Bones.