Six horror dramas starring Boris Karloff. In 'The Black Room' 1935 Karloff plays Baron Gregor de Berghman, a wealthy landowner who grows increasingly suspicious of his younger twin and plots his downfall in order to ensure he retains his personal wealth and status. In 'The Man They Could Not Hang' 1939 Karloff plays a scientist who is sentenced to hang for meddling with a young man's life in order to test an artificial heart that he is working on. In 'The Man With Nine Lives' 1940 Dr. Leon Kravaal Karloff experiments with cryonics and then disappears for ten years. When he is discovered in a secret chamber along with four colleagues they are allowed to thaw out and come back to life, although legally they remain dead. In 'Before I Hang' 1940 Dr. John Garth Karloff is on death row and given an opportunity to test a serum using the blood of another criminal. 'The Devil Commands' 1941 sees Karloff portray Dr. Julian Blair, whose wife is killed in a road accident resulting in him attemptin