"Mario and Filippo are two twin brothers, the honorable one want to bring morality back into Italian political life, as president of the Commission for the investigation of corruption. The other brother is a cynical trickster."
Vittorio Gassman
as Mario Agasti / Filippo Agasti
Lisa Gastoni
as Alma - moglie di Mario
Adrienne La Russa
as Kitty
Giampiero Albertini
as Santarini
Ennio Balbo
as Suocero di Agasti
Umberto D'Orsi
as Roberto Franceschini 'Pampero'
Fiorenzo Fiorentini
as Bertieri
Marisa Fabbri
as Wife of Mattia
Ettore Mattia
as Minister Mattia
Lino Banfi
as Journalist (uncredited)
Antonio Centa
as commendator Mannocchi
Michel Bardinet
as ufficiale tedesco
Eugene Walter
as monsignor Faldella
Donatella Ceccarello
as
Tullio Altamura
Guido Spadea
Giuseppe Terranova
Giovanni Ivan Scratuglia
Jimmy il Fenomeno
Cesare Gelli
Luciano Salce
Director
Mario Cecchi Gori
Producer
Aldo Tonti
Director of Photography
Ennio De Concini
Story
Adriano Baracco
Screenplay
Luis Bacalov
Original Music Composer
Franco Bottari
Production Design
Luca Sabatelli
Costume Design
Marcello Malvestito
Editor
Gianni Cecchin
Production Manager
Maurizio Mein
First Assistant Director
Nicola Tamburo
Set Decoration
Vittorio Massi
Sound
Luciano Tonti
Camera Operator
Franco Frazzi
Assistant Camera
Olga Petrini
Assistant Editor
Antonio Mazza
Unit Manager
Mario Della Torre
Production Secretary
Anna Maria Montanari
Script Supervisor
Enzo Lucarini
Administration
Otello Sisi
Makeup Artist
Giancarlo De Leonardis
Hairstylist
Carmen Pericolo
Seamstress
Mario Morigi
Sound Mixer