Diretor/a
Jack Heiter
DIRETOR/A
Scott Jeralds
Eric Radomski
Dan Riba
Rich Arons
Ronnie Del Carmen
David Marshall
Peter Shin
Elenco (na ordem dos créditos)
Paul Rugg
Freakazoid
David Kaufman
Dexter Douglas
Joe Leahy
Our Narrator
Tress MacNeille
Debbie Douglas
Edward Asner
Sgt. Mike Cosgrove
Jeff Bennett
Cave Guy
Frank Welker
Additional Voices
John P. McCann
Douglas Douglas
Maurice LaMarche
Longhorn
David Warner
The Lobe
Tracy Rowe
Steff
Rob Paulsen
Lord Bravery Singers
Craig Ferguson
Roddy MacStew
Jonathan Harris
Professor Jones
Googy Gress
Duncan Douglas
Jim Cummings
Singer
Ricardo Montalban
Armondo Guitierrez
Larry Cedar
Oblongata
Dorian Harewood
Lt. Artie King
Stephen Furst
Fan Boy
Jess Harnell
Wakko Warner
Brian George
Doc
Ed Gilbert
Prof. Heiny
Clive Revill
Baffeardin
Bob Joyce
Singer #3
Jack Valenti
Stan Freberg
Bo-Ron
Marc Drotman
Fatman
Mitch Schauer
Lonnie Tallbutt
Randy Crenshaw
Attendant #1
Scott Menville
Boy
Corey Burton
Invisibo
Elizabeth Lamers
Female Singer
Mark Hamill
Ben Stein
H.A. Futterman
Norm Abram
John Schuck
Arms Akimbo
Kenneth Mars
Dr. Gunther Hunterhanker
Mark Slaughter
Mother
Taylor Nix
Oscar
James Patrick Cronin
Buzz
John Rubinow
Attendant
Elisabeth Moss
Michael Des Barres
Man In Hole
Carl Ballantine
Huska
Andrea Martin
Female Neighbor
John Rhys-Davies
Professor Beasthead
Cree Summer
Jill
Rose Marie
Honna
Don Messick
Dr. Vernon Danger
Matt Landers
Turk
Bebe Neuwirth
Deadpan
Julie Bernstein
Singer #2
Tim Curry
Dr. Mystico
Roscoe Lee Browne
Great Mystic Gnome
Aron Kincaid
The Nerdator
Mari Devon
Tammy
Leonard Maltin
Neil Ross
Board Member
Larry Gelman
Young Quist
Jon Joyce
Singer #4
Mary Scheer
Dave Coulier
Teenage Boy
Granville Van Dusen
Dash O'Pepper
Quinton Flynn
Elliott
Scott McAfee
Louis
Richard Moll
Vorn the Unspeakable
Paul Dini
Expendable Laduncredited