
The discovery of a perfectly preserved caveman prompts a mad scientist to attempt a daring brain transplant.

Bela Lugosi
Prof. Dexter

John Carradine
Prof. John Gilmore

Frank Moran
Ape Man

Teala Loring
Anne Gilmore



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July 17, 1944
1h 0m
5.6
Phil Rosen
Robert Charles
18

Sam Katzman Productions
N/A
Monogram Pictures
US
Tod Andrews
Steve Rogers

Mary Currier
Hilda Gilmore

Ernie Adams
Tramp, Willie the Weasel

Eddy Chandler
Sergeant

George Zucco
Ape Man

Mike Donovan
Policeman Barney (uncredited)
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