Name	Known for
Dan Milano Warren DeMontague (voice) Warren DeMontague (voice) See fewer	Greg the Bunny (2002)
Drew Pinsky Self (as Dr. Drew Pinsky) Self (as Dr. Drew Pinsky) See fewer	Wild Hogs (2007)
Josh Sussman Cecil Greenblatt Cecil Greenblatt See fewer	Glee (2009)
Ina Barrón Focus Group Leader (as Ina Barron) Focus Group Leader (as Ina Barron) See fewer	Grey's Anatomy (2005)
Matt Besser Benton Shaw Benton Shaw See fewer	Walk Hard: The Dewey Cox Story (2007)
Brooke Campanelli Actress Actress See fewer	Warren the Ape (2010)
Billy Crudup Self Self See fewer	Almost Famous (2000)
Anna Curtis MTV Exec #2 MTV Exec #2 See fewer	Gary Unmarried (2008)
Corey Feldman Self Self See fewer	Stand by Me (1986)
Hso Hkam Actor Actor See fewer	Son of A Ditch: a skateboarder's journey (2019)
Mike Holley Focus Group Member Focus Group Member See fewer	Young Rock (2021)
Matthew Huffman Jimmy Treetop Jimmy Treetop See fewer	The Hunters (2013)
Laura Kachergus Laura Laura See fewer	Clash of the Titans (2010)
Drew Massey Count Blah / various puppets Count Blah / various puppets See fewer	The Barbarian and the Troll (2021)
Paul McGinnis Various / Warren Assist Various / Warren Assist See fewer	The Muppets (2011)
Brian Palermo MTV Exec #1 MTV Exec #1 See fewer	Big Momma's House (2000)
Gary Sievers Homeless Guy Homeless Guy See fewer	Public Enemies (1996)
Colleen Smith Thug Thug See fewer	The Happytime Murders (2018)
David Trice Actor Actor See fewer	Pushing Daisies (2007)
Kaitlyn Wylde Actress Actress See fewer	The Next Three Days (2010)
Victor Yerrid Joe The Alcoholic Joe The Alcoholic See fewer	The Dark Crystal: Age of Resistance (2019)