Ingrid Bergman and Cary Grant just ooze charisma in this classic Hitchcock story of espionage and romance. She ("Alicia") has taken to the bottle following the conviction of her Nazi father and is heading down the slippery slope when she is approached by "Devlin" (Grant) who offers her a chance to redeem herself. She is to ingratiate herself with a group of her father's cohorts in Rio and feed back her intelligence to the CIA. Once in Rio, she is reunited with her arch-Nazi admirer "Alexander" (Claude Rains) and, at the insistence of her new boss (Louis Calhern) she marries him. What now ensue...