Reparto (por orden de créditos)
Aaron Springer
Billy Dilley
Tom Kenny
Zeke
Catherine Wayne
Marsha
James Arnold Taylor
Additional Voices
Kevin Michael Richardson
Gumbrump
Travis Willingham
Zartran
Brian Posehn
Gorkager
Kerri Kenney
Mrs. Wretcher
Susanne Blakeslee
Hag Witch
Kenny Pittenger
Tony
Fred Tatasciore
Ogre
Richard Steven Horvitz
Yucky
Sarah-Nicole Robles
Judy
Steve-O
Brian Doyle-Murray
Big Doug
Mary Jo Catlett
Aunt Agnes
Andy Milonakis
Jared
Dee Bradley Baker
Bat
Keith Ferguson
Roger Craig Smith
Kevin McDonald
TV Announcer
Abigail Zoe Lewis
Children's Chorus
Lyons Mathias
Edmond Eggleston
Guard #1
Laura Dickinson
David Ricard