Friday the 13th: Brain Drain

"Brain Drain" is the story title to the eighteenth episode of season one of the horror television series Friday the 13th: The Series and is the eighteenth episode of the series overall. The episode was directed Lyndon Chubbuck and written by Josh Miller. It originally aired in first-run syndication on April 30th, 1988.

Synopsis
A mentally impaired man (Denis Forest) uses a cursed trepanator to steal brain-power from smart people, and his next target is Jack's bride-to-be.