An aging actress living in her Hollywood mansion with a retinue of elderly servants employs a new, mentally disturbed, personal assistant who schemes to take over the large estate.
A wealthy judge coaxes the brilliant but eccentric neurological surgeon Dr. Vollin (Lugosi), who also has an obsessive penchant for Edgar Allen Poe, out of retirement to save the life…
While on a botanical expedition in Tibet Dr. Wilfred Glendon is attacked in the dark by a strange animal. Returning to London, he finds himself turning nightly into a werewolf…