Michael Corleone
Joseph Kaufmann
Carole
Beverly Hope Atkinson
(voice)
Michael Brandon
Morton Lewis
Bill Striglos
Jay Lawrence
Lee Weaver
Phyllis Thompson
Kim Hamilton
Carol Graham
The Mafia Messenger (voice)
Candy Candido
Helene Winston
Angelo "Angie" Corleone (voice)
Frank De Kova
William Keene
Jerry (voice)
Peter Hobbs
John Bleifer
Various Characters (voice) (uncredited)
Ralph Bakshi
Snowflake (voice)
Jimmy Bates
Bum (uncredited)
Walt Gorney
Ida Corleone (voice)
Terry Haven
Molly (voice)
Mary Dean Lauria
Rosalyn Schecter (voice)
Jacqueline Mills
Rosa (voice)
Lillian Adams
Arcade Owner
Jamie Farr
Robert Easton
Crazy Moe (voice)
Charles Gordone
Producer
Steve Krantz
Title Designer
Dan Perri
Director
Screenplay
Samuel Z. Arkoff
Animation
Milton Gray
Art Vitello
Cinematography
Gregg Heschong
Editor
Donald W. Ernst
Ted C. Bemiller
Original Music Composer
Ed Bogas
Ray Shanklin
Director of Photography