After Regina Lampert falls for the dashing Peter Joshua on a skiing holiday in the French Alps, she discovers upon her return to Paris that her husband has been murdered. Soon, she and Peter are giving chase to three of her late husband's World War II cronies, Tex, Scobie and Gideon, who are after a quarter of a million dollars the quartet stole while behind enemy lines.
Dr. Génessier is riddled with guilt after an accident that he caused disfigures the face of his daughter, the once beautiful Christiane, who outsiders believe is dead. Dr. Génessier, along with accomplice and laboratory assistant Louise, kidnaps young women and brings them to the Génessier mansion. After rendering his victims unconscious, Dr. Génessier removes their faces and attempts to graft them on to Christiane's.
Out of prison after a five-year stretch, jewel thief Tony turns down a quick job his friend Jo offers him, until he discovers that his old girlfriend Mado has become the lover of local gangster Pierre Grutter during Tony's absence. Expanding a minor smash-and-grab into a full-scale jewel heist, Tony and his crew appear to get away clean, but their actions after the job is completed threaten the lives of everyone involved.
