Hammer House of Horror - Season 1 - Eps 13: The Mark of Satan
Edwyn Rord, a young man working in a hospital morgue, pricks himself with a needle while working on the body of a man who thought he was possessed by the Devil. As a result, the Devil chooses Edwyn as his next disciple - or is it all in Edwyn's mind? In any event, Edwyn becomes obsesses by numerology and kills his mother, and the local Vicar takes a strong line on it all.
About Hammer House of Horror

Title: Hammer House of Horror
First Air Date: 1980-09-13
Last Air Date: 1980-12-06
Status: Ended
Rating: 7.1/10 (from 68 votes)
Language: EN
Seasons: 1
Total Episodes: 13
Network: ITV1
Genres: Mystery, Drama
Production Companies: Chips Productions, Cinema Arts International Production, ITC Entertainment, Hammer Film Productions
Synopsis
Anthology series, in which each self-contained episode featured a different kind of horror. These varied from witches, werewolves, ghosts, devil worship and voodoo, but also included non-supernatural horror themes such as cannibalism, confinement and serial killers.