A scientist takes the brain of dead man and revives it via electrodes as it lays suspended in a tank of liquid. Soon, the brain grows to possess enormous psychic powers and inflicts its personality upon the doctor who saved it, creating a "Jekyll and Hyde" paradigm.
Lew Ayres
Nancy Reagan
Gene Evans
Steve Brodie
Tom Powers
Lisa Howard
James Anderson
Victor Sutherland
Michael Colgan
Peter Adams
Harlan Warde
Shimen Ruskin
John Hamilton
Don Brodie
Stapleton Kent
Frank McLure
William Cottrell
Max Wagner
Sam Harris
Paul Hoffmann
Mark Lowell
Walter Merrill
Charles Sullivan
Katherine Yorke