Onder andere met: Tomas Milian (Solomon 'Beauregard' Bennet), Gian Maria Volonté (Professor Brett Fletcher), William Berger (Charley Siringo), Jolanda Modio (Maria), Gianni Rizzo (Williams), Carole André (Cattle Annie), Ángel del Pozo (Maximilian de Winton), Aldo Sambrell (Zachary Chase), Nello Pazzafini (Vance), José Torres (Aaron Chase), Federico Boido (The Sheriff of Purgatory City), Guy Heron , Linda Veras (Fair Woman with Fletcher), Antonio Casas (Wild Bunch Member), Frank Braña (Jason)