Hoewel politiecommissaris Nicola Sironi erachter komt wie de leider is van de plaatselijke maffia in de haven, mag hij van hogere hand niemand oppakken. Sironi besluit vervolgens zelf maatregelen te nemen.
Nee, helaas is La polizia è al servizio del cittadino? nog niet beschikbaar op Netflix in Nederland.
| Directing | Romolo Guerrieri | Director |
| Sound | Luis Bacalov | Original Music Composer |
| Camera | Carlo Carlini | Director of Photography |
| Editing | Antonio Siciliano | Editor |
| Writing | Goffredo Sebastiani | Story |
| Writing | Marcello Serralonga | Story |
| Writing | Mario Cecchi Gori | Story |
| Writing | Massimo De Rita | Screenplay |
| Writing | Dino Maiuri | Screenplay |
| Crew | Remo De Angelis | Master at Arms |
| Art | Francesco Cuppini | Production Design |
| Costume & Make-Up | Francesca Saitto | Costume Design |
| Production | Luciano Luna | Line Producer |
| Production | Mario Cecchi Gori | Producer |
| Production | Vincenzo Mazzucchi | Production Manager |
| Camera | Sergio Martinelli | Camera Operator |
| Production | Renato Fiè | Unit Manager |
| Production | Giandomenico Stellitano | Production Secretary |
| Production | Mario Lupi | Administration |
| Directing | Giorgio Scotton | First Assistant Director |
| Directing | Marisa Agostini | Script Supervisor |
| Costume & Make-Up | Sergio Angeloni | Makeup Artist |
| Costume & Make-Up | Marcella Favella | Hairstylist |
| Sound | Domenico Dubbini | Sound |
| Sound | Benito Alchimede | Boom Operator |
| Editing | Rosalba Giacobbe | Assistant Editor |
| Camera | Massimo Carlini | Assistant Camera |
| Costume & Make-Up | Nadia Panci | Seamstress |
| Camera | Firmino Palmieri | Still Photographer |
| Costume & Make-Up | Giorgio Gamna | Assistant Costume Designer |
| Sound | Giulio Barbieri | Sound Mixer |
| Sound | Antonio Caciottolo | Foley Artist |
