Writing

1987

… Writer

1983

… Writer

1982		Parole e sangue … Screenplay
1982		Death in the Vatican … Screenplay

1979

… Screenplay

1975

… Story … Screenplay

1974

… Writer

1973

… Story … Screenplay

1972		Crime Boss … Writer
1972		The Dead Are Alive … Story … Writer
1972		The Boxer … Story … Writer

1970

… Screenplay

1968		Commandos … Screenplay
1968		A Stranger in Paso Bravo … Writer

1967		John the Bastard … Story … Screenplay
1967		Kill and Pray … Screenplay

1966		Rififi ad Amsterdam … Story
1966		Password: Kill Agent Gordon … Writer
1966		Il nero … Writer

1965

… Screenplay … Story

1963

… Writer

1961

… Screenplay … Story

1953

… Screenplay