Charlie Adler
I.R. Baboon / Red Guy (voices)
Tom Kenny
Crash Victim / Male Citizen (voice), Beaver #2 / Moose (voice), Reporter / Dog / Man #1 (voice), Short Man / Doctor / Guy on Boat / Ham #1 (voice), Timmy (voice), Patient (voice), Fred (voice), Gingerbread Child / Kid's Mom (voice), Guy (voice), Ghost Boss / Detective / Actress (voice), Vendor / Larry the Lion (voice), Canadian Tree / Tree #1 / Pomegranate / Willow (voice), Boo-Boo / Doctor / Announcer (voice), Singing Telegrapher (voice), Reindeer (voice), Man / Egg (voice), Barnacle (voice), Royal Advisor / Zoo Keeper / Worker (voice)
Dee Bradley Baker
Bull (voice), Chet / Carl the Lion (voice), Queen Bee (voice), Man (voice), Grampa / Kid #3 (voice), Dad (voice), Dad / Janitor #1 (voice), Jolly Roger (voice), Jolly Roger / Woman (voice), Art Critic (voice), Tree #2 / Young Birch / Douglas Fir / Dying Tree (voice), Dad / Guard (voice)
Candi Milo
Lady / Teacher (voice), Mom / Teacher (voice), Mom (voice), Teacher (voice), Woman (voice)
Dan Castellaneta
Earl / Minister (voice), Earl (voice), Earl / Janitor #2 (voice)
Susanne Blakeslee
Loulabelle / Lady Gunslinger #2 (voice), Loulabelle / Cat (voice), Loulabelle / Polar Bear (voice), Loulabelle / Den Mother (voice)
Michael Gough
Carl (voice), Admiral Bullets / Farmer / Kid #4 (voice), General Moon Landing / Attendant (voice)
Marabina Jaimes
Baboon's Sister (voice), Girl #1 / Caribou #2 (voice), Conchita (voice)
Kevin Schon
Waiter / Reporter (voice), Hyena / Organist (voice), Velociraptor / Peasant (voice)
Frank Welker
Coyote / Old Man / Man #2 (voice), Whale / Squid (voice), Horse (voice)
Dom DeLuise
Mayor / Frenchman #3 / Neighbor #2 (voice), Jean-Paul Beaver / Governor #2 / Owl #2 (voice)
Pat Musick
Jean Starlet / Caribou #1 (voice), Woman #1 / Woman #2 / Air Traffic Controller (voice)
Jennifer Hale
Gertrude / Hildegarde / Nora (voice), Worm / Patient #2 (voice)
Jill Talley
Woman (voice), Woman / Little Girl (voice)
Tom Kane
Announcer / Roman Soldier (voice), Anchor Man (voice)
Jess Harnell
French Prime Minister / Admiral Bullets / Workman (voice)
Gregg Berger
Mr. Draftsman / Worker #1 / Workman (voice)
Kerrigan Mahan
Countdown Guy / Announcer (voice)
Nora Dunn
Bearded Girl / Lady Fan #1 (voice)
Lauri Fraser
Lady Fan #2 / Girl (voice)
Bronson Pinchot
Oscar / Guard / Old Wardrobe Man (voice)
David Lodge
Doolunch / Guy #1 (voice)
Heidi Shannon
Female Citizen / Female #2 (voice)
Antoinette Spolar
Sailor Lady / Fan (voice)
Bob Miller
Man / Sportscaster (voice)
Jeremy Piven
American Football Star (voice)
Mari Weiss
Newswoman / Big Lady (voice)
Carlos Alazraqui
Craig / Beaver #1 (voice)
Bruce McGill
Baboon's Dad / Santa (voice)
Ed McMahon
Governor #1 / Eugene Oregon / Beaver #5 (voice)
Richard Steven Horvitz
Beaver #2 / Owl #1 (voice)
