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Dr. Laurence, a once-respectable scientist, begins to research the origin of the mind and the soul. The science community rejects him, and he risks losing everything for which he has worked. He begins to use his discoveries to save his research and further his own causes, thereby becoming... a Mad Scientist, almost unstoppable...
Keywords
experiment
chimp
fog
strangle
mad scientist
laboratory
Casts

Boris Karloff
Dr. Laurence

Anna Lee
Dr. Clare Wyatt

John Loder
Dick Haslewood

Frank Cellier
Lord Haslewood

Donald Calthrop
Clayton

Cecil Parker
Dr. Gratton

Lyn Harding
Prof. Holloway

Clive Morton
Journalist
D.J. Williams
Landlord
Crews

Robert Stevenson
Director

John L. Balderston
Screenplay

Sidney Gilliat
Screenplay
L. du Garde Peach
Screenplay

Michael Balcon
Producer
Jack E. Cox
Director of Photography
Hubert Bath
Original Music Composer
R. E. Dearing
Editor
Alex Vetchinsky
Art Direction
Roy Ashton
Makeup Artist
Alfred Roome
Editor
Backdrops & Posters
