An obscure Italian magistrate suspects that a well-known industrialist commited murder, and decides to investigate him, and bring him to court, whatever it takes. But - will the magistrate have it in him to go against impossible odds, in the name of the Italian people he represents?
| Directing | Dino Risi | Director |
| Sound | Carlo Rustichelli | Original Music Composer |
| Writing | Furio Scarpelli | Screenplay |
| Writing | Agenore Incrocci | Story |
| Writing | Agenore Incrocci | Screenplay |
| Production | Edmondo Amati | Producer |
| Editing | Alberto Gallitti | Editor |
| Art | Luigi Scaccianoce | Production Design |
| Art | Bruno Cesari | Set Decoration |
| Costume & Make-Up | Enrico Sabbatini | Costume Design |
| Costume & Make-Up | Amato Garbini | Makeup Artist |
| Sound | Franco Bassi | Sound |
| Sound | Bruno Brunacci | Sound |
| Writing | Furio Scarpelli | Story |
| Camera | Alessandro D'Eva | Director of Photography |
| Production | Piero Lazzari | Line Producer |
| Directing | Renato Rizzuto | First Assistant Director |
| Directing | Claudio Risi | Second Assistant Director |
| Directing | Rita Agostini | Script Supervisor |
| Editing | Annamaria Roca | Assistant Editor |
| Production | Paolo Gargano | Unit Manager |
| Production | Franco Rossi | Production Secretary |
| Costume & Make-Up | Gabriella Borzelli | Hairstylist |
| Costume & Make-Up | Antonio Randaccio | Assistant Costume Designer |
| Camera | Carlo Fiore | Camera Operator |
| Camera | Giuliano Grasselli | Assistant Camera |
| Camera | Antonio Benetti | Still Photographer |
