Marlon Brando

Don Vito Corleone

Al Pacino

Michael Corleone

James Caan

Sonny Corleone

Robert Duvall

Tom Hagen

Richard S. Castellano

Clemenza

Diane Keaton

Kay Adams

Talia Shire

Connie Corleone Rizzi

Gianni Russo

Carlo Rizzi

Sterling Hayden

Captain McCluskey

John Marley

Jack Woltz

Richard Conte

Barzini

Al Lettieri

Sollozzo

Abe Vigoda

Sal Tessio

John Cazale

Fredo Corleone

Rudy Bond

Cuneo

Al Martino

Johnny Fontane

Morgana King

Mama Corleone

Lenny Montana

Luca Brasi

John Martino

Paulie Gatto

Salvatore Corsitto

Bonasera

Richard Bright

Neri

Alex Rocco

Moe Greene

Tony Giorgio

Bruno Tattaglia

Vito Scotti

Nazorine

Tere Livrano

Theresa Hagen

Victor Rendina

Philip Tattaglia

Jeannie Linero

Lucy Mancini

Julie Gregg

Sandra Corleone

Ardell Sheridan

Mrs. Clemenza

Simonetta Stefanelli

Apollonia - Sicilian Sequence

Angelo Infanti

Fabrizio - Sicilian Sequence

Corrado Gaipa

Don Tommasino - Sicilian Sequence

Franco Citti

Calo - Sicilian Sequence

Saro Urzì

Vitelli - Sicilian Sequence

Roman Coppola

Boy on Street Who Attended Funeral (uncredited)

Sofia Coppola

Michael Francis Rizzi (uncredited)

Don Costello

Don Victor Stracci (uncredited)

Italia Coppola

Extra in Wedding Scene (uncredited)

Gray Frederickson

Cowboy on the Set at Woltz's Studio (uncredited)

Ron Gilbert

Usher in Bridal Party (uncredited)

Sonny Grosso

Cop Outside Hospital (uncredited)

Louis Guss

Don Zaluchi (uncredited)

Randy Jurgensen

Sonny's Killer #1 (uncredited)

Tony King

Tony - Stablehand (uncredited)

Tony Lip

Wedding Guest (uncredited)

Joe Lo Grippo

Sonny's Bodyguard (uncredited)

Lou Martini Jr.

Boy at Wedding (uncredited)

Raymond Martino

Corleone Family Member (uncredited)

Joseph Medaglia

Priest at Baptism (uncredited)

Carol Morley

Night Nurse (uncredited)

Rick Petrucelli

Lou - Sollozzo's Driver (uncredited)

Sal Richards

Drunk (uncredited)

Tom Rosqui

Rocco Lampone (uncredited)

Frank Sivero

Street Extra (uncredited)

Filomena Spagnuolo

Extra in Wedding Scene (uncredited)

Joe Spinell

Willi Cicci (uncredited)

Gabriele Torrei

Enzo the Baker (uncredited)

Nick Vallelonga

Wedding Party Guest (uncredited)

Conrad Yama

Fruit Vendor (uncredited)