A physician on death row for a mercy killing is allowed to experiment on a serum using a criminals' blood, but secretly tests it on himself. He gets a pardon, but finds out he's become a Jekyll-&-Hyde.
Genre: Crime, Horror, Science Fiction
Stars: Boris Karloff, Evelyn Keyes, Bruce Bennett, Don Beddoe, Edward Van Sloan, Ben Taggart
Crew: Robert Hardy Andrews (Screenplay), Karl Brown (Story), Robert Hardy Andrews (Story), Nick Grindé (Director), Lionel Banks (Art Direction), Charles Nelson (Editor)
Country: United States of America
Language: English
Studio: Columbia Pictures
Runtime: 62 minutes
Quality: HD
Released: Sep 17, 1940
IMDb: 4.8
