Rome, Italy, early 1980s. A guy who worked at the Blue Gay, a transvestite cabaret, is found murdered, strangled. Marshal Nico Giraldi is responsible for investigating, infiltrating the Roman Gay community.
| Directing | Bruno Corbucci | Director |
| Sound | Fabio Frizzi | Original Music Composer |
| Writing | Bruno Corbucci | Screenplay |
| Writing | Mario Amendola | Screenplay |
| Production | Pietro Innocenzi | Producer |
| Writing | Mario Amendola | Story |
| Writing | Bruno Corbucci | Story |
| Art | Claudio Cinini | Production Design |
| Costume & Make-Up | Alessandra Cardini | Costume Design |
| Directing | Roberto Tatti | First Assistant Director |
| Crew | Giuseppe Pennese | Choreographer |
| Production | Domenico Lo Zito | Production Manager |
| Camera | Marcello Masciocchi | Director of Photography |
| Editing | Daniele Alabiso | Editor |
| Camera | Federico Del Zoppo | Camera Operator |
| Camera | Mauro Masciocchi | Assistant Camera |
| Directing | Mirella Malatesta | Script Supervisor |
| Editing | Brigida Mastrolillo | Assistant Editor |
| Editing | Patrizia Innocenzi | Assistant Editor |
| Camera | Giorgio Garibaldi Schwarze | Still Photographer |
| Production | Walter Marconi | Unit Manager |
| Production | Alberto Paluzzi | Production Secretary |
| Production | Leonardo Curreri | Administration |
| Costume & Make-Up | Franco Di Girolamo | Makeup Artist |
| Costume & Make-Up | Gilberto Provenghi | Makeup Artist |
| Costume & Make-Up | Iolanda Angelucci | Hairstylist |
| Costume & Make-Up | Rosanna Rapagnani | Hairstylist |
| Sound | Andrea Petrucci | Sound |
| Sound | Ettore Mancini | Boom Operator |
| Crew | Rocco Lerro | Master at Arms |
| Art | Antonio Murer | Assistant Production Design |
| Camera | Sandro Bolli | Key Grip |
| Lighting | Tullio Marini | Gaffer |
| Crew | Giovanni Corridori | Special Effects |
| Art | Luciano Argento | Property Master |
| Sound | Alberto Doni | Sound Mixer |
| Sound | Luciano Anzellotti | Foley Artist |
| Sound | Massimo Anzellotti | Foley Artist |