Train operator Andrea Marcocci has to witness the suicide of a desperate man who jumps in front of his train. Under the influence of this shock he starts making mistakes. A check up by a doctor reveals that he's at the brink of becoming an alcoholic. Due to this evaluation he is degraded and must accept a salary cut.
| Directing | Pietro Germi | Director |
| Editing | Dolores Tamburini | Editor |
| Sound | Rocco Roy Mangano | Sound |
| Production | Carlo Ponti | Producer |
| Costume & Make-Up | Mirella Morelli | Costume Design |
| Sound | Raffaele Del Monte | Sound |
| Sound | Luigi Salvi | Sound Recordist |
| Writing | Alfredo Giannetti | Story |
| Writing | Pietro Germi | Screenplay |
| Writing | Alfredo Giannetti | Screenplay |
| Writing | Luciano Vincenzoni | Screenplay |
| Camera | Leonida Barboni | Director of Photography |
| Sound | Carlo Rustichelli | Original Music Composer |
| Sound | Franco Ferrara | Conductor |
| Art | Carlo Egidi | Production Design |
| Directing | Salvatore Rosso | First Assistant Director |
| Directing | Nino Zanchin | Second Assistant Director |
| Directing | Mario Raffi | Second Assistant Director |
| Directing | Lorenzo Frusca | Second Assistant Director |
| Directing | Anna Gruber | Script Supervisor |
| Camera | Aiace Parolin | Camera Operator |
| Costume & Make-Up | Franco Freda | Makeup Artist |
| Costume & Make-Up | Amalia Paoletti | Hairstylist |
| Costume & Make-Up | Raffaele Cristini | Makeup Artist |
| Art | Andrea Fantacci | Assistant Production Design |
| Sound | Vittorio Massi | Boom Operator |
| Camera | Enrico Cortese | Assistant Camera |
| Camera | Antonio Modica | Assistant Camera |
| Camera | Divo Cavicchioli | Still Photographer |
| Editing | Elisa Fedeli | Assistant Editor |
| Production | Alessandro von Norman | Production Secretary |
| Production | Mario Di Biase | Production Secretary |
| Writing | Ennio De Concini | Screenplay |
| Writing | Carlo Musso | Screenplay |
| Directing | Alfredo Giannetti | Co-Director |
| Costume & Make-Up | Assunta Martini | Seamstress |
| Production | Luigi Giacosi | Line Producer |
| Production | Nello Meniconi | Unit Manager |