When a smuggler (Rock Hudson) takes to the high seas in the historical era of Napoleon’s threatened invasion of England, he meets a beautiful mystery woman (Yvonne De Carlo) and is induced to sail her to the French coast, unaware that she is actually a spy…but for which side? “Good color photography enhances the striking sea scenes and lavish interior settings” (Harrison’s Reports) in this suspenseful costume adventure from action directing great Raoul Walsh.