After a series of misunderstandings and other unfortunate incidents, the honeymoon of two young couples ends sooner than planned. Back at their starting point, the ensuing conflict leads to one of the couples separating. Salvatore, who moves away, is hit in the street by a car and loses his memory: he has lost his memories of his friends and family - until he meets his wife Marisa, in which he falls in love again ...
| Writing | Massimo Franciosa | Screenplay |
| Directing | Dino Risi | Director |
| Writing | Pasquale Festa Campanile | Screenplay |
| Camera | Tonino Delli Colli | Director of Photography |
| Editing | Mario Serandrei | Editor |
| Costume & Make-Up | Adriana Berselli | Costume Designer |
| Writing | Pasquale Festa Campanile | Story |
| Writing | Massimo Franciosa | Story |
| Writing | Dino Risi | Screenplay |
| Writing | Dino Risi | Story |
| Directing | Franco Montemurro | First Assistant Director |
| Directing | Tina Marchetti Clerici | Script Supervisor |
| Art | Piero Filippone | Production Design |
| Art | Giorgio Giovannini | Set Decoration |
| Production | Anna Maria Campanile | Production Secretary |
| Sound | Enzo Silvestri | Sound |
| Camera | Franco Delli Colli | Camera Operator |
| Costume & Make-Up | Goffredo Rocchetti | Makeup Artist |
| Costume & Make-Up | Anacleto Giustini | Makeup Artist |
| Camera | G.B. Poletto | Still Photographer |
| Production | Aldo Pomilia | Production Manager |
| Sound | Armando Trovajoli | Original Music Composer |
| Production | Silvio Clementelli | Executive Producer |
| Production | Goffredo Lombardo | Producer |