When young William Gridley (Jack Lemmon) arrives in London to work under diplomat Franklyn Ambruster (Fred Astaire), he rents an apartment from the lovely Carlye Hardwicke (Kim Novak) - unaware that the police suspect her of having poisoned her husband. When Carlye's long lost husband mysteriously reappears and then is murdered, Mrs. Dunhill, an infirm, elderly neighbor, helps her escape a...
