On screen
Cast
69 credited performers
Howie Mandel
Bobby / Howard (voice)
Gail Matthius
Martha (voice)
Charity James
Kelly (voice)
Tino Insana
Uncle Ted (voice)
Frank Welker
Roger (voice)
Debi Derryberry
Jackie (voice)
Kevin Smets
Derek (voice)
Pamela Adlon
Derek (voice)
Benny Luciano
Derek (voice)
Gary Owens
Character not listed
Susan Tolsky
Character not listed
Rob Paulsen
Snurd (voice)
Pat Fraley
Meeker (voice)
Danny Mann
Character not listed
Candi Milo
Character not listed
Jim Staahl
Character not listed
Edie McClurg
Character not listed
Jim Fisher
Character not listed
Dani Douthette
Character not listed
Maurice LaMarche
Character not listed
Pauly Shore
Character not listed
Dan Castellaneta
Character not listed
Denny Dillon
Character not listed
Miriam Flynn
Character not listed
Pat Musick
Character not listed
Jim Cummings
Character not listed
Nancy Cartwright
Character not listed
Dana Hill
Character not listed
Charlie Adler
Character not listed
Jeff Doucette
Character not listed
Cree Summer
Character not listed
Michael Horse
Character not listed
Dani Staahl
Character not listed
Brian Cummings
Character not listed
Fabio
Rudio (voice)
E. G. Daily
Character not listed
Maggie Roswell
Character not listed
Jonathan Schmock
Character not listed
Phil Hartman
Character not listed
Sheryl Bernstein
Character not listed
Robert Ridgely
Character not listed
Hal Rayle
Character not listed
Tress MacNeille
Character not listed
Will Ryan
Character not listed
Tor Johnson
Gringo (voice)
Ellen Gerstell
Character not listed
Andre Stojka
Character not listed
Stephen Furst
Character not listed
Teresa Ganzel
Character not listed
Don Messick
Character not listed
Charlie Hill
Character not listed
Imogene Coca
Character not listed
Dave Thomas
Character not listed
Iona Morris
Character not listed
Jess Harnell
Character not listed
George Coe
Character not listed
Hamilton Camp
Character not listed
Bob Garon
Character not listed
John Moschitta Jr.
Character not listed
Andrea Martin
Character not listed
Katie Leigh
Character not listed
S. Scott Bullock
Character not listed
Kenneth Mars
Character not listed
John Tesh
Character not listed
Barbara Billingsley
Character not listed
Jim Fisher
Character not listed
William Dennis Hunt
Character not listed
Linda Shayne
Character not listed
Patti Deutsch
Sally (voice)