Columbia Pictures presents a Lansbury-Duncan-Beruh production ; screenplay by David Greene and John-Michael Tebelak ; produced by Edgar Lansbury ; directed by David Greene
Arco Film, Lux Compagnie Cinématographique ; Alfredo Bini presenta ; un film di Pier Paolo Pasolini ; un film prodotto da Alfredo Bini ; sceneggiatura e regìa di Pier Paolo Pasolini