Hoteleigenaar Paul denkt dat zijn aantrekkelijke echtgenote Nelly hem bedriegt en besluit haar te bespioneren. In zijn fantasie vermengt de realiteit zich met waanideeën. Hij wordt achterdochtig en agressief. Om problemen te voorkomen besluit Nelly het hotel niet meer te verlaten maar Paul is al zover heen dat hij zelfs met moordfantasieën rondloopt.
Nee, helaas is L'Enfer nog niet beschikbaar op Netflix in Nederland.
| Directing | Claude Chabrol | Director |
| Writing | Claude Chabrol | Writer |
| Sound | Matthieu Chabrol | Original Music Composer |
| Art | Pierre Galliard | Decorator |
| Costume & Make-Up | Pierre Berroyer | Makeup Artist |
| Sound | Dominique Dalmasso | Sound |
| Sound | Philippe Richard | Sound Assistant |
| Production | Eva Simonet | Publicist |
| Sound | Jean-Marie Beldent | Sound Assistant |
| Sound | André Naudin | Foley Artist |
| Lighting | Michel Bubola | Electrician |
| Art | Claire Amoureux | Decorator |
| Sound | Remi Stengel | Sound Re-Recording Assistant |
| Lighting | Christian Inizan | Electrician |
| Art | Marc Barroyer | Decorator |
| Costume & Make-Up | Marie Lastennet | Makeup Artist |
| Production | Yvon Crenn | Production Manager |
| Directing | Cécile Maistre-Chabrol | Assistant Director |
| Lighting | Alain Payet | Electrician |
| Directing | Aurore Pasquiss-Chabrol | Script Supervisor |
| Art | Frédéric Bersani | Decorator |
| Costume & Make-Up | Corinne Jorry | Costume Design |
| Camera | Fabienne Delaleau | Assistant Camera |
| Costume & Make-Up | Monique Tourret | Costumer |
| Sound | Laurent Petitgirard | Conductor |
| Writing | José-André Lacour | Original Film Writer |
| Art | Mathieu Junot | Art Direction |
| Lighting | Christian Vicq | Electrician |
| Costume & Make-Up | Paule Mangenot | Costumer |
| Editing | Olivier Rossignol | Assistant Editor |
| Costume & Make-Up | Gérald Portenart | Key Hair Stylist |
| Writing | Jean Ferry | Original Film Writer |
| Art | Denis Seiglan | Decorator |
| Camera | Sophie Charrière | Assistant Camera |
| Costume & Make-Up | Stéphanie Lemaire | Makeup Artist |
| Sound | Jean-Bernard Thomasson | Sound |
| Camera | Jérémie Nassif | Still Photographer |
| Writing | Henri-Georges Clouzot | Original Film Writer |
| Sound | Gadou Naudin | Foley Artist |
| Production | Aline Corneille | Administration |
| Camera | Jean-Baptiste Dutreix | Grip |
| Editing | Florence Poulain | Assistant Editor |
| Production | Gisèle Vuillaume | Administration |
| Camera | Michel Thiriet | Camera Operator |
| Production | Caroline Lassa | Production Manager |
| Camera | Bernard Zitzermann | Director of Photography |
| Editing | Monique Fardoulis | Editor |
| Art | Emile Ghigo | Production Design |
| Production | Marin Karmitz | Producer |
