Alvin Seville / Simon Seville / Dave Seville (voice)
Ross Bagdasarian, Jr.
Tour Guide (voice)
Dee Bradley Baker
Dr. Frankenstein (voice)
Michael Bell
Mother (voice)
Mary Kay Bergman
Theodore Seville (voice)
Janice Karman
Mr. Yesman (voice)
Jim Meskimen
Bud Wiley (voice)
Kevin Michael Richardson
The Monster (voice)
Frank Welker
Executive Producer
Characters
Mary Shelley
Music
Mark Watters
Director
Kathi Castillo
Casting
Ginny McSwain
Art Direction
Flamarion Ferreira
Editor
Jay Bixsen
Producer
Screenplay
John Loy
Character Designer