A betrayed wife decides to teach her philandering husband a lesson in this riotous farce. Marta (Catherine Spaak) discovers that husband Franco (Nino Manfredi) has been stepping out with her own best friend (Maria Grazia Buccella), and gets revenge by inventing an imaginary lover. Franco takes the bait, leading to improbable but hilarious complications.
Unfortunately the movie Adultery Italian Style is not yet available on HBO Max.
| Directing | Pasquale Festa Campanile | Director |
| Production | Luciano Perugia | Executive Producer |
| Production | Mario Cecchi Gori | Producer |
| Writing | Pasquale Festa Campanile | Story |
| Camera | Sante Achilli | Camera Operator |
| Production | Giuseppe Banchelli | Unit Manager |
| Production | Antonio Mazza | Production Secretary |
| Production | Carlo Giovagnorio | Production Secretary |
| Camera | Roberto D'Ettorre Piazzoli | Assistant Camera |
| Camera | Renato Fait | Assistant Camera |
| Sound | Mario Faraoni | Sound |
| Sound | Primiano Muratori | Sound |
| Directing | Elvira D'Amico | First Assistant Director |
| Editing | Marcello Olasio | Assistant Editor |
| Costume & Make-Up | Nilo Jacoponi | Makeup Artist |
| Costume & Make-Up | Jole Cecchini | Hairstylist |
| Art | Francesco Cuppini | Assistant Set Decoration |
| Costume & Make-Up | Franco Carretti | Assistant Costume Designer |
| Directing | Massimo Castellani | Script Supervisor |
| Art | Pier Luigi Pizzi | Production Design |
| Costume & Make-Up | Pier Luigi Pizzi | Costume Design |
| Sound | Armando Trovajoli | Original Music Composer |
| Editing | Ruggero Mastroianni | Editor |
| Camera | Roberto Gerardi | Director of Photography |
| Production | Mario Di Biase | Production Manager |
| Sound | Mario Morigi | Sound Mixer |
| Writing | Pasquale Festa Campanile | Screenplay |
| Writing | Luigi Malerba | Screenplay |
| Writing | Ottavio Alessi | Screenplay |