"Dr. Antonio Mazzuolo obsessively fights against what he perceives as immorality in Rome, only to be driven mad by a seductive billboard of Anita Ekberg that haunts him with hallucinations."
Peppino De Filippo
as Dr. Antonio Mazzuolo
Anita Ekberg
as Anita
Antonio Acqua
as Commendatore La Pappa (uncredited)
Silvio Bagolini
as Secretary of Monsignore (uncredited)
Ciccio Barbi
as Engineer in the Car (uncredited)
Lars Bloch
as Red Priest (uncredited)
Ermelinda De Felice
as Woman Dancing (...) Under the Ekberg Billboard (uncredited)
Donatella Della Nora
as Donatella - Mazzuolo's Sister (uncredited)
Isa Di Marzio
as Narrator (uncredited)
Giacomo Furia
as Worker (uncredited)
Carlo Latimer
as Jazz Musician (uncredited)
Dante Maggio
as Foreman (uncredited)
Eleonora Nagy
as Cupido (uncredited)
Mario Passante
as Sacristan (uncredited)
Polidor
Alfredo Rizzo
Amerigo Santarelli
Archie Savage
as Black Tourist (uncredited)
Alberto Sorrentino
Alfred Thomas
as American Musician (uncredited)
Egidio Ummarino
as Man in Church (uncredited)
Goffredo Parise
Co-Writer
Tullio Pinelli
Screenplay
Piero Zuffi
Costume Design
Nino Rota
Original Music Composer
Federico Fellini
Director
Brunello Rondi
Production Design
Ennio Flaiano
Otello Martelli
Director of Photography
Leo Catozzo
Editor