Romance and suspense ensue in Paris as a woman is pursued by several men who want a fortune her murdered husband had stolen. Whom can she trust?
 
Feel free to play along with this one.
 
FUN FACT:  Due to the suspense, the presence of Cary Grant, the structure of the screenplay, and the frequent plot twists, many people believe this was a Sir Alfred Hitchcock film. Hitchcock was not involved in the making of the film at all. This confusion has prompted fans of the film to call it "the best Hitchcock film Hitchcock never made."