On a work assignment in Germany, failed journalist Albin crosses paths with Andreas, a successful writer, and his wife Hélène, who quickly becomes the apple of Albin’s eye. While Andreas is off on a business trip, Albin tries to seduce Hélèn and, eventually, take over Andreas’ life
Unfortunately the movie The Third Lover is not yet available on HBO Max.
| Directing | Claude Chabrol | Director |
| Writing | Claude Chabrol | Writer |
| Writing | Paul Gégauff | Writer |
| Writing | Martial Matthieu | Writer |
| Camera | Jean Rabier | Director of Photography |
| Editing | Jacques Gaillard | Editor |
| Sound | Pierre Jansen | Original Music Composer |
| Sound | Jean-Claude Marchetti | Sound |
| Production | Carlo Ponti | Producer |
| Production | Georges de Beauregard | Producer |
