The daughter of a wealthy art dealer is blackmailed, and then his former wife is found dead in a Paris hotel.One of the four suspects turns out to be actually a police detective.
Bruneaux, Kunsthändler
Yvette - seine Tochter
Onkel Théophile
Rompon
Hotelwirt
Polizeipräfekt
Kriminalbeamter
Henry de Valencours, Yvettes Verlobter
Vater de Valencours
Mutter de Valencours
