Pierre Clémenti (Giacobbe I. a II.), Tina Aumont (prodavačka), Sergio Tofano (profesor Petrushka), Stefania Sandrelli (Clara), Gian Vittorio Baldi (detektiv), Jed Curtis, Rosemary Dexter, Giulio Cesare Castello (profesor Mozzoni), Romano Costa (Clařin otec), Antonio Maestri (profesor 'Tre Zampe'), Mario Venturini, Alessandro Cane (student), Ninetto Davoli (student), Vittorio Fanfoni (student), Luigi Antonio Guerra (student), Giuseppe Mangano (student), Stefano Oppedisano (student), Salvatore Samperi (student), David Grieco, Jean Robert Marquis, Sibil La Sedat, Renato Marzano |