The Birds and the Bees (1956)

George 'Hotsy' Hamilton II, heir to a meat-packing fortune, returns home from an expedition in the Congo. On board a luxury cruise, he is charmed by con artist Jean Harris and her card shark father. The pair fleece Hotsy at the gambling tables. But just as Jean begins to fall in love with the naive Hotsy, he is informed of their true motivations. In retaliation, Jean unleashes a stunning new plan. But is she out for revenge or does she want him back?