Movies like salon kitty

Salon Kitty is a 1976 erotic-war-drama film directed by Tinto Brass. The film was coproduced by Italy, France and West Germany. It is based on the novel of the same name by Peter Norden, covering the real life events of the Salon Kitty operation, under which the Sicherheitsdienst took over an expensive brothel in Berlin, had the place wire tapped, and replaced all the prostitutes with trained spies, in order to gather information on various members of the Nazi party and foreign dignitaries.