Dr. Oculus
Michael Lorenzo
LUV-6 (voice)
George
Mr. Miola
Slim (voice)
Narrator (Hesburgh)
Vincent Van Ghoul / Bernie Alan / Vance Linklater (voice)
Tapper (voice)
Oberon / Red Tornado
Bob Pataki (voice)
Egghead (voice)
Chief / Ferryman / Tough Old Car (voice)
Hedonismbot (voice)
Mr. Big (voice)
Yosemite Sam
Sir Langsdale (voice)
Himself
King (voice)
Tapper (voice)
Archambault (voice)
Professor Gregor Marley
Newscaster (voice) / Dr. Willing / News Anchor (voice)
Kif Kroker (voice)
Klemp
Walt (voice)
White / Bavaro (voice)
Rico / Additional Voices (voice) (uncredited)
Kif Kroker / Calculon / Hedonismbot / Various (voice)
Morbo / Walt / Sun God / Destructor / Additional Voices (voice) (archive footage)
Principal Pixiefrog (voice)
Gus (voice)
Morbo (voice) (uncredited)
Kif Kroker / Schlump / Various (voice)
Mayor Whitman / Andy
Principal Pixiefrog / Mr. Mandrill (voice)
Narrator (voice)
Yosemite Sam (voice)
Pirate / Thurdigree Burns (voice)
Father (voice)
Igg the Cow (voice)
Oscar Wildcat / Martin Duckstein / Additional Voices
Inspector Gadget (voice)
'Big Daddy' Brotherson
Alec Baldwin (voice)
The Beagle Boys / Additional Voices (voice)
Balto / Moose 1 / Moose 2 (voice)
Additional Voices (voice)
Yosemite Sam / Wile E. Coyote
Yosemite Sam / Ghost of William Shakespeare / Dr. Moron / Pepe Le Pew (voice)
Buddy's Belch (uncredited)
Horace (voice)
Inspector Gadget (voice)
Big Bob Pataki / Head of Security (voice)
Additional Voices (voice)
Balto (voice)
Spike / Alley Cat (voice)
Mogorb / Lord of Lerd / Bo - Master Mariner of the World / Additional Voices (voice)
Mr. Lawrence Talbot (voice)
Brain / Squit (voice)
Dr. Quizzical (voice)
Fred Bishop - Simon's Dad on Phone (voice) (uncredited)
Pepe Le Pew (voice)
Lost & Found Officer (voice)
The Brain
Yosemite Sam as General Pandemonium (voice) (as Maurice La Marche)
Frill-necked Lizard / Snake / Turtle (voice)
The Brain / Dizzy Devil / Dizzygor / Gossamer / Additional Voices (voice)
Orson Welles (voice) (uncredited)
Cyclops (voice)
Dizzy Devil / Marshal Samuel Gerard / Howard Stern / Additional Voices (voice)
Chief Quimby (voice)
Interrogator #2 / Mash / drunken bar patron / Dr. Vincent "Vegas Vinnie" Whiskers / Jack Deebs (super hero version) (voice)
Dizzy Devil / David Letterman / Horatio / Theatre Voice (voice)
Clark (voice)
Mynah Bird Maurice
Sailor
Dickie
Don Rattles/Steed Martin/ Peter Easter Bat
Tutt (voice)
