After a powerful billionaire is murdered, his secret adoptive son must race to prove his legitimacy, find his father's killers and stop them from taking over his financial empire.
Unfortunately the movie The Heir Apparent: Largo Winch is not yet available on HBO Max.
| Directing | Jérôme Salle | Director |
| Sound | Alexandre Desplat | Original Music Composer |
| Sound | Jean-Paul Hurier | Sound mixer |
| Production | Eric Zaouali | Executive Producer |
| Production | Nathalie Gastaldo | Producer |
| Costume & Make-Up | Nguyen Thi | Makeup Artist |
| Costume & Make-Up | Patrick Girault | Hairstylist |
| Costume & Make-Up | Khadija Zeggaï | Costume Design |
| Writing | Philippe Francq | Author |
| Writing | Jean Van Hamme | Author |
| Crew | Virginie Le Pionnier | Script |
| Writing | Jérôme Salle | Screenplay |
| Art | Michel Barthélémy | Production Design |
| Camera | Denis Rouden | Director of Photography |
| Writing | Julien Rappeneau | Screenplay |
| Production | Philippe Godeau | Associate Producer |
| Production | Gigi Akoka | Casting |
| Sound | Pascal Villard | Sound |
| Production | Madalena Chan | Casting |
| Production | Toby Whale | Casting |
| Production | Edward Said | Casting |
| Production | Joanna Colbert | Casting |
| Production | Lucie Robitaille | Casting |
| Production | Agnès Obadia | Casting |
| Production | Mustapha Souaidi | Casting |
| Production | Annette Borgmann | Casting |
| Sound | François Maurel | Sound Engineer |
| Sound | Fred Messa | Sound Engineer |
| Sound | Rémi Daru | Sound Engineer |
| Crew | Stéphane Boulay | Stunt Coordinator |
| Sound | Nikolas Javelle | Sound Editor |
| Sound | Guadalupe Cassius | Sound Editor |
| Sound | Gael Nicolas | Sound Recordist |
| Sound | Philippe Penot | Foley Artist |
| Sound | Jacques Defrance | Foley Artist |
| Sound | Caroline Reynaud | Foley Editor |
| Sound | Philippe Amouroux | Foley Recording Engineer |
| Sound | Thierry Lebon | Foley Recording Engineer |
| Visual Effects | Rodolphe Chabrier | VFX Supervisor |
| Visual Effects | Benoît Philippon | VFX Supervisor |
| Directing | Roberto De Angelis | Second Unit Director |
| Costume & Make-Up | Olivier Afonso | Special Effects Makeup Artist |
| Costume & Make-Up | Guy Bonnel | Special Effects Makeup Artist |
| Costume & Make-Up | Guillaume Castagné | Special Effects Makeup Artist |
| Costume & Make-Up | Fannie Chan | Makeup Artist |
| Costume & Make-Up | Celine Durand | Hairstylist |
| Costume & Make-Up | Sandrine Gonzales | Hairstylist |
| Costume & Make-Up | Nicolas Herlin | Special Effects Makeup Artist |
| Costume & Make-Up | Pierre-Paul Jayne | Special Effects Makeup Artist |
| Costume & Make-Up | Katie Jones | Special Effects Makeup Artist |
| Costume & Make-Up | Frédéric Lainé | Special Effects Makeup Artist |
| Costume & Make-Up | Charlotte Lequeux | Makeup Artist |
| Costume & Make-Up | Thi-Loan Nguyen | Makeup Artist |
| Costume & Make-Up | Dorothée Soual | Wigmaker |
| Production | Georges Langlois | Executive Producer |
| Art | Yann Megard | Art Direction |
| Art | Gwenaëlle Cormec | Set Decoration |
| Art | Patrick Dechesne | Set Decoration |
| Art | Cécile Deleu | Set Decoration |
| Sound | Philippe Amouroux | Sound Re-Recording Mixer |
| Sound | Charles Autrand | Dialogue Editor |
| Sound | Katia Boutin | ADR Editor |
| Sound | Jean-Paul Hurier | Sound Re-Recording Mixer |
| Sound | François Maurel | Sound Mixer |
| Sound | Sandy Notarianni | Sound Editor |
| Crew | Alain Figlarz | Stunt Coordinator |
| Editing | Richard Marizy | Editor |
