Al Pacino
Michael Corleone
Sofia Coppola
Michael Francis Rizzi (uncredited)
Marlon Brando
Don Vito Corleone
James Caan
Sonny Corleone
Richard S. Castellano
Clemenza
Robert Duvall
Tom Hagen
Sterling Hayden
Captain McCluskey
Richard Conte
Barzini
Al Lettieri
Sollozzo
Diane Keaton
Kay Adams
Abe Vigoda
Sal Tessio
Talia Shire
Connie Corleone Rizzi
Gianni Russo
Carlo Rizzi
John Cazale
Fredo Corleone
John Marley
Jack Woltz
Rudy Bond
Cuneo
Simonetta Stefanelli
Apollonia - Sicilian Sequence
Richard Bright
Neri
Victor Rendina
Philip Tattaglia
Tony Giorgio
Bruno Tattaglia
Frank Sivero
Street Extra (uncredited)
Joe Spinell
Willi Cicci (uncredited)
Alex Rocco
Moe Greene
Louis Guss
Don Zaluchi (uncredited)
Corrado Gaipa
Don Tommasino - Sicilian Sequence
Angelo Infanti
Fabrizio - Sicilian Sequence
Roman Coppola
Boy on Street Who Attended Funeral (uncredited)
Franco Citti
Calo - Sicilian Sequence
Tony King
Tony - Stablehand (uncredited)
Tony Lip
Wedding Guest (uncredited)
Nick Vallelonga
Wedding Party Guest (uncredited)
Vito Scotti
Nazorine
John Martino
Paulie Gatto
Raymond Martino
Corleone Family Member (uncredited)
Lou Martini Jr.
Boy at Wedding (uncredited)
Lenny Montana
Luca Brasi
Saro Urzì
Vitelli - Sicilian Sequence
Gabriele Torrei
Enzo the Baker (uncredited)
Ron Gilbert
Usher in Bridal Party (uncredited)
Julie Gregg
Sandra Corleone
Morgana King
Mama Corleone
Tere Livrano
Theresa Hagen
Randy Jurgensen
Sonny's Killer #1 (uncredited)
Salvatore Corsitto
Bonasera
Sal Richards
Drunk (uncredited)