Writing Nico Ducci Other Credits Covert Action Screenplay 1978 California Screenplay 1977 Keoma Screenplay 1976 Young, Violent, Dangerous Screenplay 1976 Carambola's Philosophy: In the Right Pocket Screenplay 1975 Salvo D'Acquisto Screenplay 1974 City Under Siege Writer 1974 Carambola! Writer 1974 The Master Touch Writer 1972 The Pisciotta Case Screenplay 1972 Matalo! (Kill Him) Writer 1970 Agent-readable