Ted 'Theodore' Logan (voice)
Keanu Reeves
Bill S. Preston (voice)
Alex Winter
Additional Voices (voice)
Dana Hill
Rob Paulsen
Tress MacNeille
Maurice LaMarche
Roscoe Lee Browne
Ken Berry
Robert Ito
Clive Revill
Robert Ridgely
Richard Gautier
Rufus (voice)
George Carlin
Arte Johnson
Keene Curtis
Hamilton Camp
Dave Madden
Joe Alaskey
Susan Tolsky
Brian Cummings
B.J. Ward
Page Leong
Pat Fraley
Mary Jane (voice)
Tara Strong
Henry Polic II
Sherry Lynn
Lu Leonard
Joan Gerber
Bernard Erhard
Ernest Harada
Zale Kessler
Vicki Juditz
Anderson Wong
Susan Boyd
Little Richard (voice)
Little Richard
Tabitha St. Germain
Marilyn Lightstone
Judy Marshak
Greg Morton
Susan Roman
Andrew Sabiston
Stuart Stone
Greg Swanson
Marlow Vella
Stevie Vallance
Mozart / Mozart's Mother (voice)
Kath Soucie
Matthew Walker
Tracey Moore
Mr. Ryan (voice)
Bernie Casey
Missy (voice)
Kimmy Robertson
Deacon Logan (voice)
Danny Cooksey
Detective Logan (voice)
Peter Renaday
Writer
Paul Dini
Director
Robert Alvarez
Ray Patterson
Executive Producer
David Kirschner
Paul Sabella
Music
Chuck Loeb
Don Lusk
Paul Sommer
Carl Urbano
Stan Phillips
Jim Aitken
Sharman DiVono
Rowby Goren
Phil Harnage
Wayne Kaatz
Gordon Kent
John Loy
John Ludin
Mary Jo Ludin
Perry Martin
Doug Molitor
Sean Roche
Kati Rocky
Judy Rothman Rofé
Barbara Slade
Jim Thut
Ellis Weiner
Art Direction
Pete von Sholly
Producer
Bruce Morris
Associate Producer
Jonathan Dern
Andy Heyward
Co-Executive Producer
Robby London
Murray McFadden
Timothy Mullholland
Casting
Kris Zimmerman
Marsha Goodman
Animation
Barry Andersson
Frank Andrina
Brenda Banks
Bob Bemiller
Michael V. Bennett
Oliver Callahan
Camera Supervisor
Daniel Bunn
Camera Operator
Robert Jacobs
James Keefer
Neil Viker