Writing

1980

… Screenplay

1978		Corleone … Screenplay
1978		Break Up … Screenplay
1978		The Payoff … Screenplay

1976		The Big Racket … Story … Screenplay
1976		The Con Artists … Screenplay … Story

1975		The Hired Gun … Writer
1975		Order to Kill … Writer

1974

… Writer

1973		The War Goddess … Screenplay
1973		Revolver … Story … Screenplay
1973		Chino … Screenplay
1973		Hospitals: The White Mafia … Screenplay … Story

1972		The Sicilian Checkmate … Screenplay
1972		The Valachi Papers … Dialogue

1971		Don't Turn the Other Cheek … Screenplay
1971		The Case Is Closed, Forget It … Screenplay
1971		The Man with Icy Eyes … Writer

1970		Compañeros … Screenplay
1970		Violent City … Story

1969		A Brief Season … Screenplay
1969		The Tough and the Mighty … Screenplay
1969		A Bullet for Rommel … Writer

1968		Bandits in Rome … Screenplay
1968		The Violent Four … Screenplay
1968		Danger: Diabolik … Story … Screenplay

1966

… Writer

1958

… Writer

1957		La estrella del rey … Story … Screenplay
1957		Pablo y Carolina … Writer

1955

… Story

1954		Wuthering Heights … Story
1954		Orquídeas para mi esposa … Writer
1954		Un minuto de bondad … Writer
1954		Dos mundos y un amor … Writer

1953		Eugenia Grandet … Screenplay … Adaptation
1953		Fruto prohibido … Story
1953		La cobarde … Story … Adaptation
1953		The Revived Monster … Screenplay

1952		Angélica … Story
1952		My Wife and the Other … Writer

1951

… Adaptation

1950		Side Street Story … Screenplay
1950		I'm in the Revue … Writer

1949

… Idea