The story of a drug dealer from Romania and his son in Rome's suburbs.Roman is an immigrant from Romania arrived in Italy 30 years ago. He sells drugs and lives in criminal contexts. His dream is to see his child, Nicu, whom he raised without a mother, live a different and better life.
Unfortunately the movie The Mongrel is not yet available on HBO Max.
| Directing | Alessandro Gassmann | Director |
| Writing | Alessandro Gassmann | Writer |
| Writing | Vittorio Moroni | Writer |
| Costume & Make-Up | Mariano Tufano | Costume Design |
| Costume & Make-Up | Mauro Meniconi | Makeup Supervisor |
| Production | Raffaella Cassano | Production Manager |
| Production | Cristiano Cucchini | Producer |
| Crew | Federico Schlatter | Cinematography |
| Production | Rino Piccolo | Co-Executive Producer |
| Art | Domenico Dicillo | Assistant Production Design |
| Production | Niccolò Cucchini | Production Assistant |
| Art | Sonia Peng | Production Design |
| Costume & Make-Up | Mauro Meniconi | Makeup Artist |
| Production | Andrea Borella | Delegated Producer |
| Production | Marco De Angelis | Executive Producer |
| Art | Sonia Peng | Set Decoration |
| Art | Elio Maiello | Production Design |
| Art | Jacopo Truffa | Assistant Production Design |
| Sound | Aldo De Scalzi | Music |
| Production | Marco Bertogna | Co-Executive Producer |
| Directing | Tommaso Pagliai | First Assistant Director |
| Sound | Pivio | Music |
| Production | Nicola De Angelis | Executive Producer |
| Production | Mario Lanti | Unit Production Manager |
| Production | Mauro Calevi | Line Producer |
| Production | Franco Alberto Cucchini | Casting |
| Production | Guido De Angelis | Executive Producer |
| Costume & Make-Up | Giuseppe Desiato | Makeup Artist |
| Crew | Federico Benvenuti | Stunt Double |
| Directing | Massimiliano Battistella | Second Assistant Director |
| Art | Sonia Peng | Set Designer |
| Production | Silvia d'Avossa | Production Assistant |
| Crew | Gionata Marzeddu | Stunts |
| Sound | Paolo Amici | Sound Effects Editor |
| Sound | David Quadroli | Sound Effects Editor |
| Editing | Daniele Aliberti | Digital Intermediate |
| Editing | Simone Nobili | Digital Intermediate Producer |
| Sound | Daniele Quadroli | Sound Effects Editor |
| Crew | Franco Maria Salamon | Stunt Coordinator |
| Sound | Alberto Colajacomo | Sound Supervisor |
| Costume & Make-Up | Chiara Sabatini | Assistant Costume Designer |
| Camera | Paola Greco | Second Assistant Camera |
| Production | Gianni Eduardo Librobuono | Production Assistant |
| Sound | Daniele Quadroli | Sound Designer |
| Production | Massimiliano di Lodovico | Producer |
| Production | Mario Lanti | Post Production Coordinator |
| Sound | Marco Grillo | Sound |
| Editing | Marco Spoletini | Editor |
| Production | Federico Cucchini | Casting |
| Costume & Make-Up | Virna Vento | Hair Department Head |
| Crew | Mario Lanti | Manager of Operations |
| Crew | Maurizio Armato | Mixing Engineer |
| Sound | Dario Ramaglia | Sound Editor |
| Production | Roberto Scarduffa | Extras Casting Coordinator |
| Crew | Paolo Ravalli | Video Assist Operator |
| Sound | Simone Corelli | Recording Supervision |
| Crew | Quentin de Fouchécour | Post Production Supervisor |
| Directing | Loredana Nucci | Continuity |
| Editing | Giuliana Sarli | Assistant Editor |
| Sound | Fabrizio Quadroli | Sound Effects Editor |
| Directing | Valentina Centra | Third Assistant Director |
| Crew | Simone Ranieri | Stunt Double |
| Sound | Italo Cameracanna | Foley Artist |
| Sound | Luca Grillo | Boom Operator |
| Editing | Christian Gazzi | Color Grading |
