Marco
Ferruccio Tagliavini
Riccardo
Riccardo Billi
brigadiere Bichetti
Guglielmo Inglese
Elsa
Margherita Autuori
Liliana
Bice Valori
Enrico
Nino Manfredi
avvocato Pelletti
Giorgio Bixio
il neurologo
Karl Ludwig Diehl
il Commissario
Bruno Lanzarini
Mario
Mario Riva
Bossoli
Carlo Campanini
Gina
Franca Marzi
"Signorina"
Alberto Sorrentino
amichetta di Cocciaglia
Dorian Gray
madre di Enrico
Vera Carmi
commendator Cocciaglia
Loris Gizzi
commendator Russo
Carlo Romano
Director
Mario Mattoli
Story
Screenplay
First Assistant Director
Leo Catozzo
Steno
Script Supervisor
Mariano Laurenti
Original Music Composer
Pippo Barzizza
Production Design
Alberto Boccianti
Second Assistant Director
Luciana Pedrosi
Ruggero Maccari
Line Producer
Isidoro Broggi
Unit Manager
Giorgio Riganti
Makeup Artist
Goffredo Rocchetti
Director of Photography
Mario Albertelli
Production Secretary
Nello Meniconi
Editor
Giuliana Attenni
Camera Operator
Silvano Ippoliti
Production Manager
Mario Silvestri
Sound
Biagio Fiorelli
Hairstylist
Maria Miccinilli