Nude Celebs: Simonetta Stefanelli - Mario Puzo's brutal novel of Mafia life was brilliantly brought to the screen by director Francis Ford Coppola in this landmark drama that redefined the gangster film genre and earned Academy Awards for Best Picture, Screenplay and an Best Actor Oscar for Marlon Brando as aging mob boss Don Vito Corleone. James Caan, John Cazale, Al Pacino, and Robert Duvall co-star as Corleone's sons, who try to keep the family "business" going in the midst of a mob war; with Diane Keaton, Simonetta Stefanelli.