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Cast
Cedric Hardwicke (Richard Cobb)Vincent Price (Geoffrey Radcliffe)Nan Grey (Helen Manson)John Sutton (Doctor Frank Griffin)Cecil Kellaway (Scotland Yard Inspector Sampson)Alan Napier (Willie Spears)Forrester Harvey (Ben Jenkins)Ernie Adams (Minor Role)Jimmy Aubrey (Plainclothesman)Walter Bacon (Fight Spectator)Billy Bevan (Jim)Clara Blore (Woman)Stanley Blystone (Minor Role)Matthew Boulton (Policeman)Ed Brady (Policeman)Chet Brandenburg (Miner at Colliery)Louise Brien (Dr. Griffin's Secretary)Charles Brokaw (Minor Role)
Director
Joe May
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Synopsis
The owner of a coal mining operation, falsely imprisoned for fratricide, takes a drug to make him invisible, despite its side effect: gradual madness.
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