Spudvisor
Al Pacino

Don Michael Corleone (4 episodes)

Marlon Brando

Don Vito Corleone (4 episodes)

Robert De Niro

Young Vito Corleone (4 episodes)

James Caan

Santino "Sonny" Corleone (4 episodes)

John Cazale

Frederico "Fredo" Corleone (4 episodes)

Diane Keaton

Kay Adams-Corleone (4 episodes)

Talia Shire

Constanzia "Connie" Corleone-Rizzi (4 episodes)

Sterling Hayden

Capt. Mark McCluskey (4 episodes)

Richard Conte

Don Emilio Barzini (4 episodes)

Al Lettieri

Virgil "The Turk" Sollozzo (4 episodes)

Morgana King

Carmela "Mama" Corleone (4 episodes)

Michael V. Gazzo

Frank Pentangeli (4 episodes)

G. D. Spradlin

Sen. Patrick Geary (4 episodes)

Tom Rosqui

Rocco Lampone (4 episodes)

Marianna Hill

Deanna Dunn-Corleone (4 episodes)

Troy Donahue

Merle Johnson (4 episodes)

Al Martino

Johnny Fontane (4 episodes)

Rudy Bond

Carmine Cuneo (4 episodes)

Julie Gregg

Sandrinella "Sandra" Corleone (4 episodes)

Tere Livrano

Theresa Hagen (4 episodes)

Joe Spinell

William "Willie" Cicci (4 episodes)

Maria Carta

Mrs. Andolini (4 episodes)

Mario Cotone

Don Tommasino (4 episodes)

Simonetta Stefanelli

Apollonia Vitelli-Corleone (4 episodes)

Gianni Russo

Carlo Rizzi (uncredited) (4 episodes)

Abe Vigoda

Salvatore "Sal" Tessio (uncredited) (4 episodes)

Lenny Montana

Luca Brasi (uncredited) (4 episodes)

John Martino

Paulie Gatto (uncredited) (4 episodes)

Salvatore Corsitto

Amerigo Bonasera (uncredited) (4 episodes)

Alex Rocco

Moe Greene (uncredited) (4 episodes)

Tony Giorgio

Bruno Tattaglia (uncredited) (4 episodes)

Victor Rendina

Philip Tattaglia (uncredited) (4 episodes)

Gordon Willis

Cinematography (4 episodes)

Fred Roos

Co-Producer (4 episodes)

Carmine Coppola

Original Music Composer (4 episodes)

Louis Cerborino
Nino Rota

Original Music Composer (4 episodes)