David Seville / Alvin Seville / Simon Seville (voice)
Ross Bagdasarian, Jr.
Theodore / Brittany / Jeanette / Eleanor (voice)
Janice Karman
Additional Voices (voice)
Charlie Adler
Patrick Pinney
Additional Voices (voice; uncredited)
Jack Angel
Mel Blanc
Laura Summer
Miss Rebecca Miller (voice)
Dody Goodman
Claudia Furschtien (voice)
Susan Tyrrell
Klaus Furschtien (voice)
Anthony De Longis
Sophie / Native Chief / Baby Penguin / Additional Voices (voice)
Frank Welker
Arabian Prince (voice)
Nancy Cartwright
Philip L. Clarke
Inspector Jamal (voice)
Ken Sansom
George Poulos
Director
Writer
Characters
Ross Bagdasarian
Producer
Thanks
Frank Thomas
Original Music Composer
Randy Edelman
Music Arranger
Ollie Johnston
Animation
Alan Smart
Tim Allen
Al Holter
John Williamson
Visual Effects
Rob Bekuhrs
Animation Director
Skip Jones
Howard Pfeifer
Production Coordinator
Patty Burns
Casting
Louise Zingarelli
Music Editor
Douglas M. Lackey
Associate Producer
Sue Shakespeare
Production Design
Carol Holman Grosvenor
Production Executive
Hope London
Sound Editor
Scott D. Jackson
Gary Krivacek
Supervising Animation Director
Kathleen Quaife-Hodge
Music Supervisor
Rob Matheny
Roxy Steven
Production Manager
Michael Wolf
Cecil Broughton
Sound Re-Recording Mixer
Jeffrey J. Haboush
Editor
Tony Mizgalski
Co-Producer
Steven Hahn
Production Supervisor
Rocky Solotoff
Assistant Editor
Greg Griffin
Sam Horta
Title Designer
Andrew Gaskill
Rick Riccobono
Orchestrator
Ralph Ferraro
Supervising Sound Editor
Donald W. Ernst
Greg P. Russell