A team of professors reawaken a tramp frozen for four months, setting the stage for their ambitious attempt to revive a prehistoric man. After finding a frozen body in the arctic, they revive him, but he's violent and unable to communicate. The team's experiment goes awry, and the creature escapes, killing a policeman. The lead researcher decides to modify the creature's brain to make it more compliant, leading to a shocking twist involving a brain donor and a violent confrontation.
Return of the Ape Man
A pioneering scientist embarks on a groundbreaking experiment, transplanting a contemporary brain into the physique of a recently resurrected Neanderthal, seeking to govern its primal impulses.