A retired ex-criminal, the notorious Mister X, must clear his name when an up-and-comer commits a heinous copycat crime.
Unfortunately the movie Avenger X is not yet available on HBO Max.
| Production | Mario Villani | Production Secretary |
| Directing | Renata Parisi | Script Supervisor |
| Camera | Roberto Ochoa | Camera Operator |
| Camera | Angelo Barcella | Assistant Camera |
| Sound | Alessandro Sarandrea | Sound Engineer |
| Sound | Guido Felicioni | Boom Operator |
| Art | Giuseppe Bassan | Set Designer |
| Directing | Joaquim Palomares | Assistant Director |
| Production | Ignacio Gutierres | Production Supervisor |
| Production | Cecilia Bigazzi | Production Supervisor |
| Costume & Make-Up | Raul Ranieri | Makeup Artist |
| Costume & Make-Up | Galileo Mandini | Hairstylist |
| Costume & Make-Up | Luca Sabatelli | Costume Designer |
| Art | Jaime Pérez Cubero | Art Direction |
| Art | José Luis Galicia | Art Direction |
| Editing | Gianmaria Messeri | Editor |
| Camera | Emanuele Di Cola | Director of Photography |
| Sound | Manuel Parada | Original Music Composer |
| Production | Claudio Teramo | Executive Producer |
| Production | Giancarlo Marchetti | Executive Producer |
| Writing | Adriano Bolzoni | Story |
| Writing | Augusto Caminito | Story |
| Writing | Eduardo Manzanos | Screenplay |
| Crew | Adriano Bolzoni | Script |
| Directing | Piero Vivarelli | Director |
