Lino Banfi

commissario Natale Lo Gatto

Maurizio Ferrini

agente Gino Gridelli

Maurizio Micheli

Vito Ragusa

Isabel Russinova

Maria Papetti/Wilma Cerulli

Galeazzo Benti

barone Fricò

Renata Attivissimo

Addolorata Patanè

Nicoletta Boris

Annunziata Patanè

Albano Bufalini

Salvatore Calì, il farmacista

Alberto Capone

sostituto procuratore Michele la Volpe

Roberto Della Casa

architetto Arcuni

Gianni Franco

dottor Pedretti, detto Bazooka

Marcello Furgiuele

il bagnino Mario

Licinia Lentini

signora Bellugi

Armando Marra

barbiere

Valeria Milillo

Manuela Bellugi

Andrea Montuschi

don Giacomo

Gianluigi Pizzetti

Ingegner Bellugi (as Luigi Giovanni Pizzetti)

Antonella Voce

Immacolata Patanè

Kaspar Capparoni

prelato inglese del Vaticano (uncredited)

Fabio Fazio

Giulio Andreotti (voice, uncredited)

Giuseppe Marrocco

uomo delle pulizie (uncredited)

Giulio Massimini

prete che introduce Lo Gatto dal Papa (uncredited)

Manuela Romano

Barbara Barletti (uncredited)

Dino Risi

Director

Cesare Emidi

Key Grip

Mario D'Alessio

Line Producer

Luciano Sagoni

Production Design

Nereo Salustri

Unit Manager

Roberto Mezzaroma

Administration

Enrico Vanzina

Screenplay

Roberto Romoli

Production Secretary

Giulio Natalucci

Makeup Artist

Viviana Massi

Assistant Editor

Roberto Giandalia

Script Supervisor

Silvio Laurenzi

Costume Design

Stefano Bulgarelli

Assistant Set Decoration

Francesco Bellomo

Still Photographer

Dino Risi

Screenplay

Luciana Nusca

Assistant Editor

Fausto De Lisio

Hairstylist

Luciano Anzellotti

Foley Artist

Dino Risi

Story

Pietro Clemente

Assistant Camera

Luciano Giammei

Gaffer

Alberto Gallitti

Editor

Marcello Nusca

Administration

Maurizio Calvesi

Camera Operator

Manuel De Sica

Original Music Composer

Massimo Carocci

First Assistant Director

Adriano De Micheli

Producer

Pio Angeletti

Producer

Alessandro D'Eva

Director of Photography