Investigação sobre um Cidadão Acima de Qualquer Suspeita

Gian Maria Volonté

Dottore

Florinda Bolkan

Augusta Terzi

Gianni Santuccio

Police Prefect

Orazio Orlando

Biglia

Sergio Tramonti

Antonio Pace

Arturo Dominici

Mangani

Aldo Rendine

Nicola Panunzio

Massimo Foschi

Augusta's Husband

Αλέκα Παΐζη

Governess

Vittorio Duse

Canes

Pino Patti

Wiretapping Dep. Head

Salvo Randone

Plumber

Fulvio Grimaldi

Patanè

Giuseppe Aguinaldo Nicastro

Filippo De Gara

Ugo Adinolfi

Franco Marletta

Giacomo Bellini

Giuseppe Terranova

Vincenzo Falanga

Roberto Bonanni

Guido Buzzelli

Gino Usai

Calogero Azzaretto

Man Listening the Speech of Dottore (uncredited)

Gianfranco Barra

Interrogation Officer (uncredited)

Aristide Caporale

Man at Police Headquarters (uncredited)

Ettore Geri

Officer Attending the Final Confession (uncredited)

Alfonso Giganti

Policeman (uncredited)

Franco Magno

Officer Attending the Final Confession (uncredited)

Enrico Marciani

Officer Attending the Final Confession (uncredited)

Enzo Mondino

Officer Attending the Final Confession (uncredited)

Mario Pascucci

Policeman (uncredited)

Fulvio Pellegrino

Policeman Listening the Speech of Dottore (uncredited)

Elio Petri

Policeman Sleeping During Dottore's Address (uncredited)

Mario Silvestri

Officer Attending the Final Confession (uncredited)

Alessandro Tedeschi

Man Listening to Speech (uncredited)

Armando Tortorici

Arrested Contestant (uncredited)

Romano Moraschini

Policeman (uncredited)

Ugo Ballester

Officer Attending the Final Confession (uncredited)

Elio Petri

Director

Franco Corridoni

Makeup Artist

Lorenzo Magnolia

Second Assistant Director

Romano Cardarelli

Production Manager

Antonio Gabrielli

First Assistant Director

Armenia Balducci

Script Supervisor

Adriana Olasio

Assistant Editor

Elio Petri

Story

Rosa Luciani

Hairstylist

Mario Bramonti

Sound

Roberto Onorati

Production Secretary

Edoardo Romani

Assistant Editor

Bruno Nicolai

Conductor

Ugo Pirro

Story

Egidio Spugnini

Assistant Production Design

Hermes Gallippi

Unit Manager

Alfredo Petri

Unit Manager

Luigi Kuveiller

Director of Photography

Ruggero Mastroianni

Editor

Marina Cicogna

Producer

Daniele Senatore

Producer

Rosa Luciani

Hair Designer

Ugo Pirro

Screenplay

Angela Sammaciccia

Costume Designer

Elio Petri

Screenplay

Ennio Morricone

Original Music Composer

Carlo Egidi

Production Design

Romano Cardarelli

Production Director

Antonio Annunziata

Assistant Camera

Bruno Nicolai

Music Director

Ubaldo Terzano

Camera Operator

Mario Bramonti

Sound Recordist

Mario Amari

Sound Mixer

Giuseppe Muratori

Boom Operator

Antonio Gabrielli

Assistant Director

Sergio Emidi

Key Grip

Sergio Coletta

Gaffer

Franco Corridoni

Makeup Designer

Mario Tursi

Still Photographer

Ugo Pirro

Screenstory

Lorenzo Magnolia

Assistant Director

Elio Petri

Screenstory