Robert Wagner plays an American who owns a Lisbon nightclub and Teri Garr is a slightly dippy chanteuse who has stumbled across a Nazi plot to kidnap the Duke and Duchess of Windsor, living at the time (1942) in … Robert Wagner, Teri Garr, Horst Janson, John Standing, Barbara Parkins, Marcel Bozzuffi, Barry Foster Added on Amazon Prime 2021-06-03.