The Unknown (1964)
After two women poison the blackmailer who has been tormenting them, they wind up at the house of a blind man whose eccentric guest believes he has built a working time machine. Soon, the blackmailer is back to torment them all.
After two women poison the blackmailer who has been tormenting them, they wind up at the house of a blind man whose eccentric guest believes he has built a working time machine. Soon, the blackmailer is back to torment them all.