Joseph Kaufmann

Michael Corleone

Beverly Hope Atkinson

Carole

Frank De Kova

Angelo "Angie" Corleone (voice)

Terry Haven

Ida Corleone (voice)

Mary Dean Lauria

Molly (voice)

Jacqueline Mills

Rosalyn Schecter (voice)

Lillian Adams

Rosa (voice)

Jamie Farr

Arcade Owner

Robert Easton

Charles Gordone

Crazy Moe (voice)

Michael Brandon

(voice)

Morton Lewis

(voice)

Bill Striglos

(voice)

Jay Lawrence

(voice)

Lee Weaver

(voice)

Phyllis Thompson

(voice)

Kim Hamilton

(voice)

Carol Graham

(voice)

Candy Candido

The Mafia Messenger (voice)

Helene Winston

(voice)

William Keene

(voice)

Peter Hobbs

Jerry (voice)

John Bleifer

(voice)

Ralph Bakshi

Various Characters (voice) (uncredited)

Jimmy Bates

Snowflake (voice)

Walt Gorney

Bum (uncredited)