While on vacation in Rome, married American Mary Forbes becomes entangled in an affair with an Italian man, Giovanni Doria. As she prepares to leave Italy, Giovanni confesses his love for her; he doesn't want her to go. Together they wander the railroad station where Mary is to take the train to Paris, then ultimately reunite with her husband and daughter in Philadelphia. Will she throw away her old life for this passionate new romance?
You can now watch Indiscretion of an American Wife online on the following streaming providers in the United States.
| Writing | Truman Capote | Dialogue |
| Directing | Vittorio De Sica | Director |
| Production | Wolfgang Reinhardt | Associate Producer |
| Sound | Alessandro Cicognini | Original Music Composer |
| Production | Marcello Girosi | Associate Producer |
| Editing | Eraldo Da Roma | Editor |
| Costume & Make-Up | Christian Dior | Costume Design |
| Production | Nino Misiano | Production Manager |
| Production | Vittorio De Sica | Producer |
| Camera | G.R. Aldo | Director of Photography |
| Art | Virgilio Marchi | Art Direction |
| Writing | Cesare Zavattini | Story |
| Writing | Cesare Zavattini | Screenplay |
| Writing | Giorgio Prosperi | Screenplay |
| Writing | Luigi Chiarini | Screenplay |
| Crew | Richard Van Hessen | Technical Advisor |
| Camera | Sergio Bergamini | Camera Operator |
| Directing | Luisa Alessandri | Assistant Director |
| Production | Roberto Moretti | Unit Manager |
| Sound | Bruno Brunacci | Sound Engineer |
| Sound | Alberto Bartolomei | Sound Engineer |
| Sound | Franco Ferrara | Conductor |
| Sound | James G. Stewart | Sound Re-Recording Mixer |
| Editing | Jean Barker | Editor |
| Sound | Audrey Granville | Music Editor |
| Directing | Mario Russo | Script Supervisor |
| Production | David O. Selznick | Executive Producer |
| Camera | Oswald Morris | Director of Photography |
| Camera | James Wong Howe | Additional Director of Photography |
| Costume & Make-Up | Romolo De Martino | Makeup Artist |
| Costume & Make-Up | Carlo Sindici | Hairstylist |
| Costume & Make-Up | Alessandro Antonelli | Wardrobe Supervisor |
| Camera | Angelo Pennoni | Still Photographer |
| Camera | Nino Cristiani | Assistant Camera |
| Camera | Augusto Tinelli | Assistant Camera |
| Editing | Marcella Benvenuti | Assistant Editor |
| Production | Pasquale Misiano | Production Secretary |
| Writing | Ben Hecht | Writer |
