Terence Hill | Johnny Firpo | |
Luciano Catenacci | Parapolis | |
Kim McKay | Pupa | |
Jerry Lester | Mike | |
Carlo Reali | Marine Officer | |
Giancarlo Bastianoni | Verdone |
Bud Spencer | Charlie Firpo | |
Marisa Laurito | Susanna | |
Salvatore Borghese | Nynfus | |
Woody Woodbury | Admiral O'Connor | |
Riccardo Pizzuti | Mancino | |
Enzo Maggio | Tappo |