Mystery thriller, based on a novel by G. J. Arnaud.
| Directing | Sergio Gobbi | Director |
| Writing | G.J. Arnaud | Novel |
| Camera | Ennio Guarnieri | Director of Photography |
| Writing | Ugo Pirro | Writer |
| Art | Elio Micheli | Production Design |
| Writing | Sergio Gobbi | Writer |
| Editing | Ruggero Mastroianni | Editor |
| Production | Anselmo Parrinello | Production Manager |
| Sound | Stelvio Cipriani | Music |
