1h 5m
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A Sensation in Horror!
A university chemistry professor experiments with an ancient Mayan gas on a medical student, turning the would-be surgeon into a murdering ghoul as part of a plan to steal his lover.
George Zucco
Dr. Alfred Morris
David Bruce
Ted Allison
Evelyn Ankers
Isabel Lewis
Turhan Bey
Eric Iverson
Robert Armstrong
'Scoop' McClure
Milburn Stone
Sgt. Macklin
Addison Richards
Editor Gavigan
Rose Hobart
Della Elliott, reporter
Andrew Tombes
Mortician Eagan
Charles McGraw
Detective Garrity
Lillian Cornell
Isabel's Singing Voice (voice) (uncredited)
Gene O'Donnell
Radio Reporter (uncredited)
Mike Lally
Reporter (uncredited)
Isabel La Mal
Maid (uncredited)
Bess Flowers
Woman in Audience (uncredited)
Cyril Ring
Man in Audience (uncredited)
Lew Kelly
Stagehand (uncredited)