I Am Weasel

David Feiss

David Feiss

Charlie Adler

I.R. Baboon, The Red Guy, Cow, Boy, Captain, Kid #2, Chicken, Beaver #4, Construction Foreman, Driver, Earl of Flem, Frenchman #2, Homeless Guy, I. R. Baboon, Joe Morocco, Little Baboons, Little Boy, Man, Man #1, Mountie, NASA Guy, Photographer, Production Assistant, Skinny Farmer

Michael Dorn

I.M. Weasel, Man #1, Workman, Kid #1, Nose, I. M. Weasel, Announcer, Asp Walla #2, Cow, Government Man, Guy #2, Little Weasels, Mexican Policeman, Neighbor #1, Old Tree, Pie, Pixie Weasel, Stegosaurus, Treehouse, Wild Weasel

Tom Kenny

Additional Voices, Additional voices, Announcer, Beaver #2, Boo-Boo, Canadian Tree, Crash Victim, Doctor, Dog, Egg, Fred, Ghost Boss, Gingerbread Child, Guy, Ham, Kid's Mom, Male Citizen, Man, Man #1, Moose, Patient, Reindeer, Reporter, Singing Telegrapher, Timmy, Tree #1, Willow

Dee Bradley Baker

Jolly Roger, Dad, Grampa, Kid #3, Art Critic, Bull, Cow & Chicken's Dad, Douglas Fir, Dying Tree, Guard, Janitor #1, Man, Queen Bee, Tree #2, Woman, Young Birch

Candi Milo

Teacher, Mom, Lady

Dan Castellaneta

Earl, Janitor #2, Minister

Susanne Blakeslee

Loulabelle, Cat, Den Mother, Lady Gunslinger #2, Polar Bear

Howard Morris

Flem, Earl

Dom DeLuise

Frenchman #3, Mayor, Neighbor #2, Governor #2, Jean-Paul Beaver, Owl #2

Michael Gough

Admiral Bullets, Attendant, Carl, Farmer, General Moon Landing, Kid #4

Kevin Schon

Hyena, Organist, Peasant, Reporter, Velociraptor, Waiter

Marabina Jaimes

Baboon's Sister, Caribou #2, Conchita, Girl #1

Frank Welker

Coyote, Horse, Man #2, Old Man, Whale

Gregg Berger

Mr. Draftsman, Worker #1, Workman

Jennifer Hale

Gertrude, Hildegarde, Nora, Patient #2, Worm

Pat Musick

Air Traffic Controller, Caribou #1, Jean Starlet, Woman #1, Woman #2

David Feiss

Additional voices, Santa Claus

Dick Gautier

Barber, Red Guy's Dad, Red's Dad

Jill Talley

Woman

Jeremy Piven

American Football Star

David Feiss

David Feiss

David Feiss