In Sicily, a leftist professor investigates the "honor killings" of two friends, uncovering a tangled web involving politicians, the Mafia, the Church, and the widow of one of the victims.
Director: Elio Petri
Cast:Gian Maria Volontè , Irene Papas , Gabriele Ferzetti , Laura Nucci , Mario Scaccia , Luigi Pistilli , Leopoldo Trieste , Giovanni Pallavicino , Tanina Zappalà , Luciana Scalise , Orio Cannarozzo , Anna Rivero , Michele Jannucci , Franco Tranchina , Carlo Ferro , Carmelo Oliviero , Valentino Macchi , Salvo Randone