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 |
| Editing | Rita Mauro | Assistant Editor |
| Sound | Franco Coratella | Sound Mixer |
| Sound | Arianna Arcangeli | Sound Effects Editor |
| Sound | Andrea Doni | Sound Editor |
| Writing | Pupi Avati | Story |
| Writing | Antonio Avati | Story |
| Production | Luigi Rossini | Unit Manager |
| Production | Massimo Pierantozzi | Unit Manager |
| Production | Francesca Guerrieri | Production Coordinator |
| Camera | Roberto De Nigris | Camera Operator |
| Costume & Make-Up | Antonio Esposito | Hair Department Head |
| Sound | Alessandro Arcangeli | Foley Artist |
| Visual Effects | Yuri Silvestri | Visual Effects Supervisor |
| Writing | Tommaso Avati | Story |
| Costume & Make-Up | Elisabetta Flotta | Makeup Department Head |
| Sound | Alessandro Doni | Sound Editor |
| Directing | Carla Bernardin | First Assistant Director |
| Writing | Antonio Avati | Screenplay |
| Production | Antonio Gallo | Line Producer |
| Directing | Mariantonia Avati | Script Supervisor |
| Art | Tommaso Ferraresi | Set Decoration |
| Sound | Pompeo Iaquone | Sound |
| Production | Daniela Paccione | Production Coordinator |
| Production | Fabio Filoni | Post Production Coordinator |
| Sound | Amedeo Tommasi | Original Music Composer |
| Writing | Pupi Avati | Screenplay |
| Directing | Armando Chianese | Second Assistant Director |
| Production | Riccardo Pizza | Unit Manager |
| Lighting | Andrea Testa | Gaffer |
| Production | Gianfranco Musiu | Production Manager |
| Writing | Tommaso Avati | Screenplay |
| Camera | Giacomo Ragone | Assistant Camera |
| Camera | Kristian Stolarczyk | Key Grip |
| Editing | Ivan Tozzi | Digital Colorist |
| Sound | Emanuele Giunta | Boom Operator |
| Art | Giuliano Pannuti | Production Design |
| Production | Antonio Avati | Producer |
| Costume & Make-Up | Maria Fassari | Costume Design |
| Crew | Sergio Stivaletti | Special Effects |
| Directing | Pupi Avati | Director |
| Editing | Ivan Zuccon | Editor |