Marcello Mastroianni
Marcello Polletti
Marcello Mastroianni
Marcello Polletti
Ursula Andress
Caroline Meredith
Elsa Martinelli
Olga
Salvo Randone
Professor
Massimo Serato
Lawyer
Milo Quesada
Rudi
Luce Bonifassy
Lidia
George Wang
Chinese Attacker
Evi Rigano
Victim
Walter Williams
Martin
Richard Armstrong
Cole
Antonio Ciani
Anita Sanders
Relaxatorium Girl (uncredited)
Pier Paolo Capponi
Terrace Snack Bar Manager (uncredited)
Jacques Herlin
Masoch Club Manager (uncredited)
Wolfgang Hillinger
Baron von Richtofen (uncredited)
Mickey Knox
Chet (uncredited)
Gino Pernice
Hunter (uncredited)
Massimo Righi
Journalist (uncredited)
Giovanni Ivan Scratuglia
Priest in Aeroplane (uncredited)
Elio Petri
Director
Berto Pelosso
First Assistant Director
Elio Petri
Screenplay
Giorgio Russo
Production Secretary
Ennio Flaiano
Screenplay
Adriano Pagani
Production Secretary
Tonino Guerra
Screenplay
Jone Tuzi
Production Coordinator
Piero Piccioni
Conductor
Carlo Palmieri
Sound Recordist
Mario Masini
Assistant Camera
Robert Sheckley
Novel
Giorgio Salvioni
Screenplay
Gianni Di Venanzo
Director of Photography
Lina Cassini
Hairstylist
Alfredo Melidoni
Production Supervisor
Dario Micheli
Set Decoration
Giuseppe Banchelli
Makeup Artist
Giulio Coltellacci
Costume Design
Ennio Sensi
Sound
Carlo Ponti
Producer
Piero Piccioni
Original Music Composer
Emilio Rosa
Sound
Giovanni Checchi
Set Decoration
Claudio Mancini
Production Supervisor
Ruggero Mastroianni
Editor
Piero Poletto
Production Design
Pasqualino De Santis
Camera Operator
Renata Clerici
Script Supervisor
Enrico Sabbatini
Assistant Costume Designer