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.
as Dr. Patrick J. Cory
as Janice Cory
as Dr. Frank Schratt
as Herbie Yocum
as Donovan's Washington Advisor
as Chloe Donovan
as Chief Tuttle
as Nathaniel Fuller
as Tom Donovan
as Mr. Webster
as Treasury Agent Brooke
as Tailor
as Mr. McNish (uncredited)
as Detective Who Follows Dr. Cory from Hotel (uncredited)
as W. J. Higgins (uncredited)
as Man leaving Fuller's Office (uncredited)
as Dr. Crane (uncredited)
as Station Agent (uncredited)
as Man leaving Fuller's Office (uncredited)
