In het Italië van de jaren vijftig arriveert een overheidsfunctionaris in een plattelandsstadje om een gruwelijke kindermoord te onderzoeken. De dader is een jonge jongen die beweert te hebben gehandeld om de duivel zelf te doden.
Nee, helaas is Il signor Diavolo nog niet beschikbaar op Netflix in Nederland.
| Camera | Cesare Bastelli | Director of Photography |
| Production | Massimo Pierantozzi | Unit Manager |
| Costume & Make-Up | Elisabetta Flotta | Makeup Department Head |
| Costume & Make-Up | Antonio Esposito | Hair Department Head |
| Production | Daniela Paccione | Production Coordinator |
| Sound | Alessandro Arcangeli | Foley Artist |
| Writing | Tommaso Avati | Story |
| Directing | Armando Chianese | Second Assistant Director |
| Production | Riccardo Pizza | Unit Manager |
| Production | Francesca Guerrieri | Production Coordinator |
| Visual Effects | Yuri Silvestri | Visual Effects Supervisor |
| Writing | Pupi Avati | Screenplay |
| Sound | Franco Coratella | Sound Mixer |
| Sound | Alessandro Doni | Sound Editor |
| Directing | Carla Bernardin | First Assistant Director |
| Directing | Mariantonia Avati | Script Supervisor |
| Editing | Rita Mauro | Assistant Editor |
| Camera | Roberto De Nigris | Camera Operator |
| Art | Tommaso Ferraresi | Set Decoration |
| Production | Antonio Gallo | Line Producer |
| Camera | Kristian Stolarczyk | Key Grip |
| Production | Gianfranco Musiu | Production Manager |
| Sound | Pompeo Iaquone | Sound |
| Writing | Antonio Avati | Screenplay |
| Writing | Tommaso Avati | Screenplay |
| Camera | Giacomo Ragone | Assistant Camera |
| Editing | Ivan Tozzi | Digital Colorist |
| Sound | Amedeo Tommasi | Original Music Composer |
| Lighting | Andrea Testa | Gaffer |
| Sound | Arianna Arcangeli | Sound Effects Editor |
| Writing | Pupi Avati | Story |
| Writing | Antonio Avati | Story |
| Production | Luigi Rossini | Unit Manager |
| Sound | Andrea Doni | Sound Editor |
| Production | Fabio Filoni | Post Production Coordinator |
| Sound | Emanuele Giunta | Boom Operator |
| Production | Antonio Avati | Producer |
| Art | Giuliano Pannuti | Production Design |
| Costume & Make-Up | Maria Fassari | Costume Design |
| Directing | Pupi Avati | Director |
| Crew | Sergio Stivaletti | Special Effects |
| Editing | Ivan Zuccon | Editor |