In an effort to relieve the suffering of surgery patients, Dr. Thomas Bolton painstakingly develops an opium-based anesthetic, to which he gradually becomes addicted. In order to provide a continual supply of chemicals to continue his experiments and support his addiction, he falls in with a den of murderers who use his signature to sell cadavers to the local hospital.

Starring:

Boris Karloff , Betta St. John , Christopher Lee , Finlay Currie , Adrienne Corri , Francis De Wolff , Francis Matthews , Frank Pettingell , Basil Dignam , Marian Spencer , Carl Bernard , John Gabriel , Nigel Green , Yvonne Romain , Howard Lang

Genre:

Crime, Horror, Thriller