Philip Michael Thomas

Randy / Brother Rabbit (voice)

Barry White

Sampson / Brother Bear (voice)

Scatman Crothers

Pappy / Old Man Bone (voice)

Buddy Douglas

Referee (voice)

Al Lewis

The Godfather (voice) (uncredited)

Frank De Kova

Managan (voice) / Ruby (voice) (uncredited)

Ralph Bakshi

Cop With Megaphone (voice) (uncredited)

Jesse Welles

Marrigold (voice) / Miss America (voice) (uncredited)

Mihaly 'Michu' Meszaros

Boxing referee (uncredited)