A detective investigates on the death of a factory owner.
| Directing | Gianni Franciolini | Director |
| Writing | Gianni Franciolini | Screenplay |
| Writing | Vincenzo Tieri | Screenplay |
| Writing | Pier Luigi Melani | Screenplay |
| Camera | Renato del Frate | Director of Photography |
| Sound | Costantino Ferri | Music |
| Editing | Angelo L. Comitti | Editor |