A scientist discovers a way to achieve youth and immortality, but to do so requires living humans, preferably young women.  His chilling secret dies with him when he is hanged for murder. Two generations later, his grandson also a scientist and a splitting image of him finds his grandfather's notes and begins his own experiments with immortality and bringing the dead back to life starting with his grandfather. Preying on innocent women to get the blood plasma he needs in order to sustain life, only one man can stop the vicious killer.. This indeed is a classic Mexican horror that will send chills up your spine. Starring Fernando Casanova of "Santo" film fame and Sonia Furio. Uncut Spanish Version with English Subtitles. 1964 B/W 70 Minutes on DVD-R.