Charlie Adler

Cow / Chicken / The Red Guy / I.R. Baboon (voice)

Candi Milo

Mom / Teacher (voice)

Dee Bradley Baker

Dad (voice)

Michael Dorn

I.M. Weasel (voice)

Howard Morris

Flem / Cow's Opponent (voice),Flem / Goon (voice),Flem / Kid #3 / Man (voice),.....

Dan Castellaneta

Earl (voice),Earl / Bully Twin #2 (voice),Earl / Man #3 (voice),.....

Tom Kenny

Cop (voice),Doctor (voice),TV Announcer / Judge (voice),.....

Susanne Blakeslee

Loulabelle / Cat (voice),Loulabelle / Lady Gunslinger #2 (voice),Loulabelle / Polar Bear (voice),.....

Carlos Alazraqui

Production Assistant / Jimmy (voice),Bully Twin #1 (voice),Craig / Beaver #1 (voice),.....

Michael Gough

Carl (voice),General Moon Landing / Attendant (voice),Admiral Bullets / Farmer / Kid #4 (voice)