In Britain, a man with a shady past uses his antiquities shop as a front for smuggled diamonds but his young shop-assistant starts blackmailing him, leading to murder and to a police investigation.
Oskar Homolka
Desius Heiss
Derek Farr
Robert Graham
Muriel Pavlow
Margaret Heiss
Manning Whiley
Corder Morris
Diana Dors
Mildred
Kathleen Harrison
Mrs. Catt
Garry Marsh
Major Elliot
Kenneth Griffith
Archie Fellows
