From the moment she glimpses her idol at the stage door, Eve Harrington is determined to take the reins of power away from the great actress Margo Channing. Eve maneuvers her way into Margo's Broadway role, becomes a sensation and even causes turmoil in the lives of Margo's director boyfriend, her playwright and his wife. Only the cynical drama critic sees through Eve, admiring her audacity and perfect pattern of deceit.

A gambler discovers an old flame while in Argentina, but she's married to his new boss.

When Dr. Anthony Edwardes arrives at a Vermont mental hospital to replace the outgoing hospital director, Dr. Constance Peterson, a psychoanalyst, discovers Edwardes is actually an impostor. The man confesses that the real Dr. Edwardes is dead and fears he may have killed him, but cannot recall anything. Dr. Peterson, however is convinced his impostor is innocent of the man's murder, and joins him on a quest to unravel his amnesia through psychoanalysis.