Divorced private detective Francois Maneri is assigned by his agency to investigate the disappearance of Rachel, a young student who has been missing for six months. After interviewing Rachel's family, friends and classmates, Francois is attacked and injured by an anonymous assailant and becomes reluctant to continue his search. But when Rachel's body is found, Francois is drawn deeper into the investigation as he discovers the dead girl's secret life.
Unfortunately the movie A Private Affair is not yet available on HBO Max.
| Directing | Guillaume Nicloux | Director |
| Sound | Marion Cotillard | Songs |
| Writing | Guillaume Nicloux | Writer |
| Production | Frédéric Bourboulon | Producer |
| Production | Agnès Le Pont | Executive Producer |
| Sound | Éric Demarsan | Music |
| Camera | Oliver Cocaul | Director of Photography |
| Editing | Guy Lecorne | Editor |
| Production | Brigitte Moidon | Casting |
| Art | Jacques Rouxel | Production Design |
| Costume & Make-Up | Bernadette Strassman | Costume Design |
| Directing | Laure Prévost | First Assistant Director |
| Directing | Stéphane Talagrand | Third Assistant Director |
| Directing | Caroline Vandenbussche | Assistant Director Trainee |
| Art | Samantha Gordowski | Assistant Art Director |
| Art | Thierry Rouxel | Set Dresser |
| Art | Guillaume Watrinet | Property Master |
| Sound | Christophe Bourreau | Foley Artist |
| Sound | Gregoire Couzinier | Sound Editor |
| Sound | Florent Lavallée | Sound |
| Sound | Arthur Le Roux | Boom Operator |
| Sound | Anja Lüdcke | Dialogue Editor |
| Sound | Jérôme Pougnant | Sound Editor |
| Sound | Jérôme Pougnant | Sound Mixer |
| Sound | Jérôme Pougnant | Sound Engineer |
| Crew | Alain Barbier | Stunts |
| Crew | Gilles Conseil | Stunts |
| Crew | Patrick Médioni | Stunts |
| Lighting | Franck-Norman Bihi | Electrician |
| Camera | Florian Forleo | Second Assistant Camera |
| Camera | Jean-Claude Lother | Still Photographer |
| Camera | Stéphane Zajac | Second Assistant Camera |
| Costume & Make-Up | Sandrine Langen | Costumer |
| Editing | Anja Lüdcke | Assistant Editor |
| Editing | Marjolaine Mispelaere | Colorist |
| Editing | Bruno Patin | Color Timer |
| Art | Stéphane Talagrand | Location Scout |
| Directing | Brigitte Hedou | Script Supervisor |
| Production | Valérie Dompnier | Production Secretary |
| Production | Sylvie Lalanne | Production Accountant |
| Crew | Vincent Lindon | Thanks |
| Crew | Nan Goldin | Thanks |
| Costume & Make-Up | Agnès Tassel | Makeup Artist |
