Young Frenchwoman Mathilde searches for the truth about her missing fiancé, lost during World War I, and learns many unexpected things along the way. The love of her life is gone. But she refuses to believe he's gone forever — and she needs to know for sure.
Unfortunately the movie A Very Long Engagement is not yet available on HBO Max.
| Directing | Jean-Pierre Jeunet | Director |
| Writing | Jean-Pierre Jeunet | Screenplay |
| Sound | Angelo Badalamenti | Original Music Composer |
| Camera | Bruno Delbonnel | Director of Photography |
| Editing | Hervé Schneid | Editor |
| Art | Aline Bonetto | Production Design |
| Art | Véronique Melery | Set Decoration |
| Writing | Guillaume Laurant | Screenplay |
| Costume & Make-Up | Nathalie Tissier | Key Makeup Artist |
| Costume & Make-Up | Nathalie Tissier | Makeup Designer |
| Costume & Make-Up | Madeline Fontaine | Costume Design |
| Production | Bill Gerber | Executive Producer |
| Production | Jean-Pierre Jeunet | Producer |
| Production | Jean-Louis Monthieux | Executive Producer |
| Production | Francis Boespflug | Associate Producer |
| Production | Pierre-Jacques Bénichou | Casting |
| Art | Mathieu Junot | Art Direction |
| Costume & Make-Up | Nathalie Tissier | Makeup Artist |
| Costume & Make-Up | Erwan Simon | Special Effects Makeup Artist |
| Costume & Make-Up | Jean-Christophe Roger | Makeup Artist |
| Costume & Make-Up | Annabelle Petit | Special Effects Makeup Artist |
| Costume & Make-Up | Lucie Musci | Hairstylist |
| Costume & Make-Up | Anne Moralis | Wigmaker |
| Costume & Make-Up | Pascal Molina | Special Effects Key Makeup Artist |
| Costume & Make-Up | Franck Mendoche | Hairstylist |
| Costume & Make-Up | Frédéric Lainé | Special Effects Makeup Artist |
| Costume & Make-Up | Pierre-Paul Jayne | Special Effects Makeup Artist |
| Costume & Make-Up | Sébastien Imart | Special Effects Makeup Artist |
| Costume & Make-Up | Marie-Pierre Hattabi | Hairstylist |
| Costume & Make-Up | Dominique Galichet | Makeup Artist |
| Costume & Make-Up | Sylvie Ferry | Special Effects Makeup Artist |
| Costume & Make-Up | Jean-Charles Bachelier | Hairstylist |
| Sound | Vincent Arnardi | Sound Re-Recording Mixer |
| Sound | Marilena Cavola | Sound Editor |
| Sound | Laurent Chassaigne | Sound Recordist |
| Sound | Sophie Chiabaut | Sound |
| Sound | Vincent Cosson | Sound Recordist |
| Sound | Cédric Denooz | Sound Effects Editor |
| Sound | Gérard Hardy | Sound Editor |
| Sound | Denis Jaillet-Marsigny | Sound Recordist |
| Sound | Laurent Kossayan | Sound Effects Editor |
| Sound | Igor Thomas-Gerard | Dialogue Editor |
| Sound | Jean Umansky | Sound |
| Crew | Jacques Perrin | Thanks |
| Art | Céline Barray | Set Decoration |
| Crew | Patrick Cauderlier | Stunt Coordinator |
| Crew | Rémi Canaple | Stunts |
| Crew | Alexandre Cauderlier | Stunts |
| Crew | Laurent Coin | Stunts |
| Crew | Alexandrine Felquin | Stunts |
| Crew | Pascaline Girardot | Stunts |
| Crew | Olivier Fornara | Stunts |
| Crew | David Grolleau | Stunts |
| Crew | Vincent Haquin | Stunts |
| Crew | Enrico Horn | Stunts |
| Crew | Vladimir Houbart | Stunts |
| Crew | David Julienne | Stunts |
| Crew | Mael Lamberton | Stunts |
| Crew | John Medalin | Stunts |
| Crew | Pierre Medalin | Stunts |
| Crew | Jean-Loup Michou | Stunts |
| Crew | Alain Pedouan | Stunts |
| Crew | Teddy Pividal | Stunts |
| Crew | Dominique Ricou | Stunts |
| Crew | Sebastien Soudais | Stunts |
| Lighting | Yvan Quehec | Electrician |
