John Leguizamo

Rat #2 (voice, uncredited)

Tara Mercurio

Deer (voice)

Michael McKean

Bird (voice)

David L. Lander

Bird (voice)

Cedric the Entertainer

Zoo Bear #1 (voice)

Clyde Kusatsu

Bee (voice)

Tom Kenny

Male Tortoise (voice)

Jamie Kennedy

Bandit / Forest Animal / Animal Groupie #1 (voice)

Mike Epps

Sonny (voice)

Georgia Engel

Giraffe (voice)

John DiMaggio

Seeing Eye Dog / Wassup Fish / Mouse (voice)

Trevor Denman

Horse Race Announcer (voice)

David DeLuise

School Fish #2 (voice)

Mandy Moore

Girl Bear Cub

Frankie Muniz

Boy Bear Cub (voice)

Arnold Schwarzenegger

White Wolf (voice) (archive sound) (uncredited)

Crystal the Monkey

Drunk Monkey (uncredited)

Norm Macdonald

Lucky (voice)

Lawrence Pressman

Governor of California (uncredited)

Keone Young

Bee (voice)