17 Year Old Tim (voice)
Ralph Macchio
Evil Martin (voice)
Eric Idle
Auntie Shrew (voice)
Doris Roberts
Young Martin (voice)
Phillip Van Dyke
Helen (voice)
Darleen Carr
Teresa (voice)
Jamie Cronin
Troy (voice)
Jameson Parker
Reformed 19 Year old Martin (voice)
Phillip Glasser
Cynthia (voice)
Whitney Claire Kaufman
Professor Valentine (voice)
Steve Mackall
Brutus (voice)
Kevin Michael Richardson
Cecil (voice)
Meshach Taylor
Jenny Mcbride (voice)
Hynden Walch
Mrs. Jonathan Brisby (voice)
Debi Mae West
The Balladeer (voice)
Al Jarreau
The 2nd Balladeer (voice)
Bobbi Page
Floyd (voice)
Harvey Korman
Muriel (voice)
Andrea Martin
Justin (voice)
William H. Macy
Jeremy (voice)
Dom DeLuise
Narrator (voice)
Peter MacNicol
10 Year Old Timmy (voice)
Andrew Ducote
Mr. Ages (voice)
Arthur Malet
Producer
Paul Sabella
Writer
Sam Graham
Director
Dick Sebast
Chris Hubbell
Jonathan Dern
Kent Lin
Editor
Jeffrey C. Patch
Nicholas C. Smith
Executive Producer
William Stuart
Background Designer
Jack Hsu
Co-Producer
Robert Winthrop
Art Direction
Vincent Liu
Storyboard Artist
Dan Kuenster
Sean Platter
Casting
Maria Estrada
John Howley
Mike Van Cleave
Mario Piluso
Music
Lee Holdridge
Animation Director
Bunis Yang
Character Designer
Phil Mendez
Fang Ding