Returning from South America, a singer is hired by an old pal who runs a detective agency to use a perch as a night club performer to be an investigator.The amateur sleuth then falls for a girl whose brother is a jewel thief.
Tino Rossi
Manuel Ceccaldi
Micheline Francey
Marie-Hélène
Pauline Carton
Old lady
Lilia Vetti
Lola
Mathilde Casadesus
Betty
Robert Lussac
Commissioner
Paul Azaïs
Bartender
Germaine Stainval
Locker room lady
