Marie (Schneider) is een werkende vrouw van in de veertig die doodmoe is van haar saaie bestaan. Dit leidt ertoe dat ze zomaar een affaire begint. Na een tijdje stopt ze ermee en aborteert de ontstane zwangerschap. Lang reflecteert ze over de ontstane situatie en haar leventje in het algemeen.
Nee, helaas is Une Histoire Simple nog niet beschikbaar op Netflix in Nederland.
| Directing | Claude Sautet | Director |
| Production | Horst Wendlandt | Producer |
| Sound | Philippe Sarde | Original Music Composer |
| Camera | Jean Boffety | Director of Photography |
| Editing | Jacqueline Thiédot | Editor |
| Costume & Make-Up | Corinne Jorry | Costume Design |
| Art | Georges Lévy | Production Design |
| Art | Henri Offroy | Set Decoration |
| Costume & Make-Up | Jean-Claude Chicot | Hairstylist |
| Costume & Make-Up | Michel Deruelle | Makeup Artist |
| Costume & Make-Up | Andrée Guikovaty | Makeup Artist |
| Costume & Make-Up | Jean-Max Guérin | Hairstylist |
| Production | Claude Berri | Producer |
| Production | Jean-Charles Edeline | Producer |
| Production | Pierre Grunstein | Executive Producer |
| Production | Claudine Paringaux | Executive Producer |
| Production | Alain Sarde | Producer |
| Sound | Vincent Arnardi | Sound Mix Technician |
| Sound | Marie-Thérèse Boiché | Sound Editor |
| Sound | Louis Devaivre | Foley Artist |
| Sound | Pierre Lenoir | Sound |
| Writing | Jean-Loup Dabadie | Writer |
| Writing | Claude Sautet | Writer |
