98 minutos
The fake private detective Mike Spillone is hired by two old ladies to find out if Brigitte, the wife of their nephew Otello Bellomo, has a lover. Brigitte is a physician but the two aunts are unaware of the fact. While investigating, Mike and his assistant Johnny discover Brigitte with a prospective patient, the marquis De Vitti who was shot by the husband of the woman he tried to seduce. Afterwards Spillone finds her with her husband who he believes to be her lover.
Totò
Michele Spillone detto Mike
Vittorio De Sica
Marchese Vittorio De Vittti
Abbe Lane
Dottoressa Brigitte Baker
Titina De Filippo
Madre del marchese De Vitti
Germán Cobos
Avvocato Otello Bellomo
Agostino Salvietti
Gennaro
Rafael Bardem
Professor Elia Vagoni
Franco Coop
Il maître della 'Conchiglia'
Fulvia Franco
Caterina
Dante Maggio
Cameriere
Pierre Mondy
Romeo
Luigi Pavese
Capo dell'agenzia investigativa
Amelia Perrella
Ida
Benedetta Rutili
infermiera
Tecla Scarano
Zia Ada Barbalunga
Teddy Reno
Self
Darry Cowl
Egisto
Arturo Bragaglia
Il signore al comizio (uncredited)