William Brent
Acting
Crank: High Voltage
Young Chev
Il mistero delle pagine perdute
Charles Gates
Bride Wars - La mia migliore nemica
(voice)
Ancora tu!
Ben
Changeling
Screaming Boy (voice, uncredited)
Le avventure di Sammy
Hatchling Sammy (voice)
Jack and the Beanstalk
Prince Charming
Cop Dog
Robby North (as Billy Unger)
Opposite Day
Sammy Benson
Campi insanguinati
Additional Voices (voice)
The Invited
Additional Voices (voice, as Billy Unger)
The Lost Medallion: The Adventures of Billy Stone
Billy Stone
Rock Slyde
Young Rock (as Billy Unger)
Monster Mutt
Zack Taylor (as Billy Unger)
