
A leftist professor wants the truth about two men killed during a hunting party; but the mafia, the Church and corrupt politicians don't want him to learn it.
Cast

Gian Maria Volonté
Professore Paolo Laurana

Irene Papas
Luisa Roscio

Gabriele Ferzetti
Avvocato Rosello

Laura Nucci
Roscio's Mutter

Mario Scaccia
curato di Sant'Amo

Luigi Pistilli
Arturo Manno

Leopoldo Trieste
deputato comunista

Salvo Randone
Professore Roscio

Giovanni Pallavicino
Raganà
Tanina Zappalà
Unknown
Luciana Scalise
Rosina
Orio Cannarozzo
La Marca
Anna Rivero
Signora Manno
Michele Jannucci
Unknown
Franco Tranchina
Dr. Antonio Roscio
Carlo Ferro
Unknown
Carmelo Oliviero
Arciprete

Valentino Macchi
Unknown
Aldo Cascino
Unknown
Crew

Elio Petri
Director, Screenplay

Ugo Pirro
Screenplay

Leonardo Sciascia
Novel

Ruggero Mastroianni
Editor
Adriana Olasio
Assistant Editor
Luigi Kuveiller
Director of Photography
Marcello Crescenzi
First Assistant Director
Giuseppe Zaccariello
Producer

Gino Millozza
Line Producer
Sergio Canevari
Production Design

Danilo Desideri
Camera Operator
Antonio Annunziata
Assistant Camera
Giuliana Serano
Assistant Costume Designer, Set Decoration
Luciana Marinucci
Costume Design

Pierantonio Mecacci
Makeup Artist
Mario Morigi
Sound Mixer
Mario Bramonti
Sound

Luis Bacalov
Original Music Composer
Antonio Di Bucci
Still Photographer
Luigina Lovari
Script Supervisor
Felice D'Alisera
Production Manager
Enzo Merlini Fiore
Unit Manager
Claudia Fedele
Production Secretary



















