I Am Weasel

Michael Dorn

Man #1 / Workman (voice), Neighbor #1 (voice), Mexican Policeman (voice), I.M. Weasel (voice), Guy #2 (voice)

Charlie Adler

Cow / Chicken (voice), Homeless Guy (voice), Captain / Boy (voice), Construction Foreman (voice), Cow (voice), Man #1 / Driver (voice), Joe Morocco (voice), NASA Guy (voice), I.R. Baboon / Red Guy (voices), Frenchman #2 / Little Boy (voice), Mountie (voice)

Tom Kenny

Additional Voices (voice; uncredited), Crash Victim / Male Citizen (voice), Man / Egg (voice)

Dee Bradley Baker

Dad, Dad / Janitor #1 (voice), Dad (voice), Dad / Guard (voice)

Candi Milo

Teacher (voice), Mom (voice), Teacher, Lady / Teacher (voice), Mom / Teacher (voice)

Jess Harnell

French Prime Minister / Admiral Bullets / Workman (voice)

Gregg Berger

Mr. Draftsman / Worker #1 / Workman (voice)

Gail Matthius

Nurse / Woman #1 (voice)

Kerrigan Mahan

Countdown Guy / Announcer (voice)

Michael Gough

General Moon Landing / Attendant (voice)

Nora Dunn

Bearded Girl / Lady Fan #1 (voice)

Lauri Fraser

Lady Fan #2 / Girl (voice)

Tony Pope

Boy / Cousleau (voice)

Bronson Pinchot

Oscar / Guard / Old Wardrobe Man (voice)

Pat Musick

Jean Starlet / Caribou #1 (voice)

David Lodge

Doolunch / Guy #1 (voice)

Susan Tyrrell

Madame DeBarge (voice)

Antoinette Spolar

Sailor Lady / Fan (voice)

Dom DeLuise

Mayor / Frenchman #3 / Neighbor #2 (voice), Jean-Paul Beaver / Governor #2 / Owl #2 (voice)

Marabina Jaimes

Girl #1 / Caribou #2 (voice), Baboon's Sister (voice)

Jeremy Piven

American Football Star (voice)

Laraine Newman

Girl (voice)

Fred Stoller

Lonely Man (voice)

Mari Weiss

Newswoman / Big Lady (voice)

Carlos Alazraqui

Craig / Beaver #1 (voice)

Richard Steven Horvitz

Beaver #2 / Owl #1 (voice)

Bruce McGill

Baboon's Dad / Santa (voice)

DeeDee Rescher

Baboon's Mom (voice)

Jill Talley

Woman / Little Girl (voice)

Frank Welker

Coyote / Old Man / Man #2 (voice)

Dan Castellaneta

Earl (voice), Earl / Janitor #2 (voice)

Howard Morris

Flem (voice)