Construction worker Oreste and young fiancee Adelaide meet Nello, cook in a pizzeria. This love triangle often go to communist rallies, and enjoy the filthy beach of Ostia. Will the hostile environment leave a way to jealousy?
| Directing | Ettore Scola | Director |
| Writing | Agenore Incrocci | Screenplay |
| Writing | Furio Scarpelli | Screenplay |
| Camera | Carlo Di Palma | Director of Photography |
| Editing | Alberto Gallitti | Editor |
| Sound | Armando Trovajoli | Music |
| Writing | Ettore Scola | Screenplay |
| Production | Pio Angeletti | Producer |
| Art | Luciano Ricceri | Production Design |
| Art | Santiago Ontañón | Set Decoration |
| Costume & Make-Up | Ezio Altieri | Costume Design |
| Production | Adriano De Micheli | Producer |
| Sound | Vittorio Massi | Sound Designer |
| Camera | Alberto Spagnoli | Camera Operator |
| Sound | Vittorio Massi | Sound |
| Sound | Gianni D'Amico | Sound Mixer |
| Sound | Mario Morigi | Sound Mixer |
| Directing | Giorgio Scotton | Assistant Director |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Costume & Make-Up | Nilo Jacoponi | Makeup Artist |
| Costume & Make-Up | Ada Palombi | Hair Designer |