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

Dino Risi

Story

Enrico Vanzina

Screenplay

Dino Risi

Screenplay

Manuel De Sica

Original Music Composer

Massimo Carocci

First Assistant Director

Luciano Sagoni

Production Design

Silvio Laurenzi

Costume Design

Alberto Gallitti

Editor

Mario D'Alessio

Line Producer

Nereo Salustri

Unit Manager

Roberto Romoli

Production Secretary

Roberto Mezzaroma

Administration

Marcello Nusca

Administration

Giulio Natalucci

Makeup Artist

Fausto De Lisio

Hairstylist

Roberto Giandalia

Script Supervisor

Maurizio Calvesi

Camera Operator

Stefano Bulgarelli

Assistant Set Decoration

Pietro Clemente

Assistant Camera

Luciana Nusca

Assistant Editor

Viviana Massi

Assistant Editor

Francesco Bellomo

Still Photographer

Luciano Giammei

Gaffer

Cesare Emidi

Key Grip

Luciano Anzellotti

Foley Artist

Pio Angeletti

Producer

Adriano De Micheli

Producer

Alessandro D'Eva

Director of Photography