**_Dr. Jekyll and Mr. Hyde meets Jack the Ripper with Anthony Perkins_** In London, 1888, Dr. Jekyll accidently discovers a form of smoking crack in the Victorian Era and thus his bestial alter ego, Mr. Hyde, goes on murderous excursions in the dead of night with oversexed prostitutes being his preferred prey. Glynis Barber is on hand as his beautiful, trusting wife, Elisabeth. "Edge of Sanity” (1989) is like a Hammer horror flick updated to the late 80s, mixing "The Two Faces of Dr. Jekyll" (1960), “Demons of the Mind” (1972) and “The Creeping Flesh” (1973) with “Psycho III” (1986). Wh...