Mario, a rich and eccentric war hero befriends Marco, a loner with a sailboat, and takes him home to meet his estranged wife Cleofe and sexually repressed sister in law Matilde. Mario confesses his love for Matilde and so ensues a love triangle.
| Writing | Leonardo Benvenuti | Screenplay |
| Writing | Piero Chiara | Novel |
| Directing | Dino Risi | Director |
| Editing | Alberto Gallitti | Editor |
| Art | Paolo Biagetti | Art Direction |
| Sound | Armando Trovajoli | Music |
| Production | Giovanni Bertolucci | Producer |
| Crew | Enrico Lucherini | Unit Publicist |
| Camera | Franco Di Giacomo | Director of Photography |
| Production | Luigi Scaccianoce | Production Designer |
| Writing | Piero De Bernardi | Screenplay |
| Writing | Dino Risi | Screenplay |
| Art | Luigi Scaccianoce | Production Design |
| Art | Bruno Cesari | Set Decoration |
| Costume & Make-Up | Orietta Nasalli Rocca | Costume Design |
| Sound | Mario Dallimonti | Sound Editor |
