Marianne is THE richest woman in the world. Pierre-Alain, is a dandy-writer-photographer in Paris. They meet on a photo shoot and become inseparable. Their loving friendship surprises, amuses, intrigues, makes people talk and eventually unsettles the billionaire’s entourage and family. Marianne's daughter, in particular, struggles with her mother’s sudden complicity with this younger man insatiable for money.
Unfortunately the movie The Richest Woman in the World is not yet available on HBO Max.
| Writing | Jacques Fieschi | Screenplay |
| Writing | Thierry Klifa | Screenplay |
| Writing | Cédric Anger | Screenplay |
| Editing | Chantal Hymans | Editor |
| Production | Mathias Rubin | Producer |
| Directing | Thierry Klifa | Director |
| Sound | Alex Beaupain | Original Music Composer |
| Camera | Hichame Alaouié | Director of Photography |
| Production | Laurent Perrot | Location Manager |
| Production | Vincent Lefeuvre | Production Manager |
| Sound | Fabrice Osinski | Sound Engineer |
| Art | Eve Martin | Production Design |
| Camera | Nicolas Lemoine | Grip |
| Production | Evelyne Nahoé | Production Coordinator |
| Costume & Make-Up | Laure Villemer | Costume Design |
| Production | Laurent Perrot | Production Manager |
| Camera | Benjamin Speyer | Key Grip |
| Directing | Emily-Jane Torrens | Script Supervisor |
| Sound | Thomas Gauder | Sound Re-Recording Mixer |
| Lighting | Jérôme Di Cola | Gaffer |
| Costume & Make-Up | Jürgen Doering | Costume Design |
| Production | Jacques-Henri Bronckart | Co-Producer |
| Production | Tatjana Kozar | Co-Producer |
| Production | Sarah Teper | Casting Director |
| Art | Alice De Vestele | Set Decoration |
| Costume & Make-Up | Jennifer Courouge | Key Makeup Artist |
| Costume & Make-Up | Thi Thanh Tu Nguyen | Makeup Designer |
| Production | Matthaios Voulgaris | Production Manager |
| Art | Clément de Reusme | Swing |
| Art | Pierre Kubiak | Graphic Designer |
| Art | Athenaia Spiliotakos | Art Direction |
| Sound | Guillaume De Bergeyck | Foley Editor |
| Sound | Philippe Fontaine | Dialogue Editor |
| Sound | Anais Letiexhe | ADR Supervisor |
| Sound | Olivier Mortier | Sound Editor |
| Lighting | Thomas Borde | Electrician |
| Camera | Fanny Chausson | First Assistant "A" Camera |
| Crew | Ilias Doulis | Video Assist Operator |
| Costume & Make-Up | Logan Derycke | Wardrobe Assistant |
| Editing | Evy Roselet | Colorist |
| Editing | Enzo Schiro | Assistant Editor |
| Production | Catherine Goffin | Location Manager |
