Dr. Thomas Bolton fights for the use of anesthetic in surgery and uses himself as a guinea pig, but soon finds himself addicted.
Genres:
Boris Karloff as Dr. Thomas Bolton
Betta St. John as Susan
Christopher Lee as Resurrection Joe
Finlay Currie as Supt. Charles Matheson
Adrienne Corri as Rachel
Francis de Wolff as Black Ben
Francis Matthews as Jonathan Bolton
Frank Pettingell as Mr. Blount
Basil Dignam as Hospital Chairman
Nigel Green as Insp. Donovan
Yvonne Romain as Rosa (as Yvonne Warren)
Howard Lang as Chief Inspector
Charles Lloyd Pack as Hardcastle
Bernard Archard as Hospital Official
Marianne Stone as Arrested Woman (uncredited)
Desmond Llewelyn as Operations Assistant (uncredited)
Skip Martin as (uncredited)
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