Rosanna Schiaffino ( Rosanna Schiaffino )

Sonia

Gastone Moschin ( Gastone Moschin )

Commissario Emiliano Borghini

George Ardisson ( George Ardisson )

Amedeo Furlan aka il Laureando

Antonio Casagrande ( Antonio Casagrande )

Gennarino

Emma Danieli ( Emma Danieli )

Lucia Bencivenga

Giacomo Furia ( Giacomo Furia )

Il brigadiere Santini

Gisela Hahn ( Gisela Hahn )

The German Girl

Leopoldo Trieste ( Leopoldo Trieste )

Brigadiere Spanò

Liana Trouché ( Liana Trouché )

Luisa - Borghini's wife

Mario Valdemarin ( Mario Valdemarin )

Ferrari

Maurice Ronet ( Maurice Ronet )

Vittorio Cazzaniga

Luciano Salce ( Luciano Salce )

On. Luigi Colacioppi

Carlo Giuffrè ( Carlo Giuffrè )

Antonio Carnevale aka Teodoro

Annie Cordy ( Annie Cordy )

Pupa

Aldo Bufi Landi ( Aldo Bufi Landi )

The Appuntato

Mimma Biscardi ( Mimma Biscardi )

(as Gely Genka)

Jean Lefebvre ( Jean Lefebvre )

Dindino

Michele Gammino ( Michele Gammino )

Brigadiere Frascà

Piero Gerlini ( Piero Gerlini )

Monsignor Guidardini

Roger Coggio ( Roger Coggio )

Cristoforo

Nerina Montagnani ( Nerina Montagnani )

The old Lady in black

Lorenzo Piani ( Lorenzo Piani )

Roby - Borghini's son

Sergio Parri ( Sergio Parri )

Ada Pometti ( Ada Pometti )

Anna Maria - Gennarino's daughter

Anne Roger ( Anne Roger )

Luciano Rossi ( Luciano Rossi )

The Polish Sailor

Vittorio Stagni ( Vittorio Stagni )

Brigadiere Cacace

Bruno Scipioni ( Bruno Scipioni )

Brigadiere Talentini

Alfredo Varelli ( Alfredo Varelli )

Clara Bindi ( Clara Bindi )

The Lady in Nightdress

Bruno Alias ( Bruno Alias )

Man in the Pub with a Friend (uncredited)

Attilio Dottesio ( Attilio Dottesio )

The Man Chained at the Lamppost (uncredited)

Tom Felleghy ( Tom Felleghy )

The Switchboard Operator (uncredited)

Marco Mariani ( Marco Mariani )

Police phone (uncredited)

Armando Tortorici ( Armando Tortorici )

Policeman (uncredited)

Sergio Scarchilli ( Sergio Scarchilli )

Policeman (uncredited)