"After losing a finger in a work accident, an Italian worker becomes increasingly involved in political and revolutionary groups."
Gian Maria Volonté
as Lulù Massa
Mariangela Melato
as Lidia
Salvo Randone
as Militina
Gino Pernice
as Sindacalista
Luigi Diberti
as Bassi
Mietta Albertini
as Adalgisa
Donato Castellaneta
as Marx
Adriano Amidei Migliano
as Tecnico
Guerrino Crivello
as Cronometrista
Ezio Marano
as Capo Operai
Giuseppe Fortis
as Valli
Corrado Solari
as Tarcisio Mena
Flavio Bucci
as Operaio
Luigi Uzzo
Federico Scrobogna
as Arturo, figlio di Lidia
Nino Bignamini
as Salvatore Quaranta
Carla Mancini
as Operaia
Antonio Mangano
as
Lorenzo Magnolia
as Magnolia
Alberto Fogliani
as Operaio Siciliano
Orazio Stracuzzi
Marisa Rossi
Renzo Varallo
Eugenio Fatti
Renata Zamengo
as Maria
Giacomo Concina
as (uncredited)
Vincenzo Martorana
Ennio Morricone
as Operaio (uncredited)
Sergio Negri
Gilberto Pagani
Massimo Patrone
as Matto (uncredited)
Mauro Quaglia
Pucci Veronica
Elio Petri
Director
Ugo Pirro
Screenplay
Story
Antonio Gabrielli
First Assistant Director
Franco Longo
Ubaldo Terzano
Camera Operator
Mario Bramonti
Sound
Antonio Annunziata
Assistant Camera
Sergio Coletta
Gaffer
Sergio Emidi
Key Grip
Claudio Mancini
Production Coordinator
Bruno Nicolai
Conductor
Ugo Tucci
Executive Producer
Mario Cotone
Production Supervisor
Second Assistant Director
Armenia Balducci
Script Supervisor
Claudio Sabatini
Sergio Strizzi
Still Photographer
Grazia De Rossi
Hairstylist
Mario Amari
Sound Mixer
Tonino Testa
Boom Operator
Gasperina Marani
Assistant Editor
Stefano Pegoraro
Original Music Composer
Luigi Kuveiller
Director of Photography
Ruggero Mastroianni
Editor
Dante Ferretti
Production Design
Carlo Gervasi
Set Decoration
Franco Carretti
Costume Design
Pierantonio Mecacci
Makeup Artist