| Person | Type | Job | Role(s) |
|---|---|---|---|
 Angela Sammaciccia | Crew | Costume & Make-Up | Costume Designer |
 Armenia Balducci | Crew | Directing | Script Supervisor |
 Bruno Nicolai | Crew | Sound | Music Director, Conductor |
Carlo Egidi | Crew | Art | Production Design |
Daniele Senatore | Crew | Production | Producer |
Egidio Spugnini | Crew | Art | Assistant Production Design |
 Elio Petri | Crew | Directing | Director, Screenplay, Screenstory, Story |
 Ennio Morricone | Crew | Sound | Original Music Composer |
Franco Corridoni | Crew | Costume & Make-Up | Makeup Designer, Makeup Artist |
Luigi Kuveiller | Crew | Camera | Director of Photography |
 Marina Cicogna | Crew | Production | Producer |
Mario Tursi | Crew | Camera | Still Photographer |
Romano Cardarelli | Crew | Production | Production Director, Production Design, Production Manager |
 Ruggero Mastroianni | Crew | Editing | Editor |
Ubaldo Terzano | Crew | Camera | Camera Operator |
 Ugo Pirro | Crew | Writing | Screenplay, Screenstory, Story |
Rosa Luciani | Crew | Costume & Make-Up | Hair Designer, Hairstylist |
Hermes Gallippi | Crew | Production | Unit Manager |
Mario Bramonti | Crew | Sound | Sound Recordist, Sound |
Antonio Annunziata | Crew | Camera | Assistant Camera |
Roberto Onorati | Crew | Production | Production Secretary |
Lorenzo Magnolia | Crew | Directing | Assistant Director, Second Assistant Director |
Antonio Gabrielli | Crew | Directing | Assistant Director, First Assistant Director |
Mario Amari | Crew | Sound | Sound Mixer |
Sergio Coletta | Crew | Lighting | Gaffer |
Alfredo Petri | Crew | Production | Unit Manager |
Sergio Emidi | Crew | Camera | Key Grip |
Giuseppe Muratori | Crew | Sound | Boom Operator |
Edoardo Romani | Crew | Editing | Assistant Editor |
Adriana Olasio | Crew | Editing | Assistant Editor |
Aldo Rendine | Cast | Actor | Nicola Panunzio |
 Aleka Paizi | Cast | Actress | Governess |
 Aristide Caporale | Cast | Actor | Man at Police Headquarters (uncredited) |
 Arturo Dominici | Cast | Actor | Mangani |
 Calogero Azzaretto | Cast | Actor | Man Listening the Speech of Dottore (uncredited) |
Elio Petri | Cast | Actor | Policeman Sleeping During Dottore's Address (uncredited) |
 Enrico Marciani | Cast | Actor | Officer Attending the Final Confession (uncredited) |
 Ettore Geri | Cast | Actor | Officer Attending the Final Confession (uncredited) |
Filippo De Gara | Cast | Actor | |
 Florinda Bolkan | Cast | Actress | Augusta Terzi |
Franco Marletta | Cast | Actor | |
 Fulvio Pellegrino | Cast | Actor | Policeman Listening the Speech of Dottore (uncredited) |
 Gian Maria Volonté | Cast | Actor | Dottore |
 Gianfranco Barra | Cast | Actor | Interrogation Officer (uncredited) |
 Gianni Santuccio | Cast | Actor | Police Prefect |
 Giuseppe Terranova | Cast | Actor | |
 Massimo Foschi | Cast | Actor | Augusta's Husband |
 Orazio Orlando | Cast | Actor | Biglia |
 Pino Patti | Cast | Actor | Wiretapping Dep. Head |
 Roberto Bonanni | Cast | ||
 Salvo Randone | Cast | Actor | Plumber |
 Sergio Tramonti | Cast | Actor | Antonio Pace |
Ugo Adinolfi | Cast | Actor | |
Vincenzo Falanga | Cast | Actor | |
 Vittorio Duse | Cast | Actor | Canes |
 Alfonso Giganti | Cast | Actor | Policeman (uncredited) |
Mario Silvestri | Cast | Officer Attending the Final Confession (uncredited) | |
Franco Magno | Cast | Officer Attending the Final Confession (uncredited) | |
Enzo Mondino | Cast | Officer Attending the Final Confession (uncredited) | |
Fulvio Grimaldi | Cast | Patanè | |
 Mario Pascucci | Cast | Policeman (uncredited) | |
 Alessandro Tedeschi | Cast | Actor | Man Listening to Speech (uncredited) |
 Armando Tortorici | Cast | Actor | Arrested Contestant (uncredited) |
Giacomo Bellini | Cast | ||
 Giuseppe Aguinaldo Nicastro | Cast | Actor | |
Gino Usai | Cast | ||
Guido Buzzelli | Cast | ||
 Romano Moraschini | Cast | Actor | Policeman (uncredited) |
| Person | Type | Job | Role(s) |
