•
Taylor Kitsch as Sam O’Malley • Zachary Alexander Rice as Young Sam •
Jennette McCurdy as Sue Widdington •
Eva Bella as Young Sue Widdington •
James Woods as Victor •
Carla Gugino as Catherine •
Tom Green as Okra •
Jon Heder as Wilmer •
Jason Mewes as Kit • Lynda Greenberg as YouTuber •
Jason Kravits as Oscar •
Jim Breuer as Mr. Glump •
Lex Lang as OX King •
Steve Kramer as Zang •
Dave B. Mitchell as Police, Boxer •
Alicyn Packard as Cancan Robot • Rena Strober as Computer Voice •
Richard Epcar as Captain Black •
Derek Stephen Prince as Clerk Minitars voiced by
Asher Blinkoff, Meira Blinkoff, and Julian Zane. Additional voices by
Richard Cansino,
Geoffrey Cantor,
Doug Erholtz, Rick Federman,
Rebecca Forstadt,
Sandy Fox, Nikki Ghisel,
Phil LaMarr,
Phil Morris,
Ellyn Stern,
Kaiji Tang,
Ezra Weisz, and Michelle Withfield. ==Crew==