Al Cliver
Michael Teague
Carole André
Nicky Stone
Claudine Auger
Maggie Vanderberg
William Berger
Mackenzie
Francesco Casaretti
Frank Derosa
Nick
Tony Di Mitri
Dr. Alfred Houseman
Mariangela Giordano
Sandro's lover
Edmund Purdom
Professor Vanderberg
Gabriele Tinti
Sandro Vincenzoni
Fausto Tozzi
Mark Lemmon
