For years, a blackmailer has been preying on the weaknesses of others throughout London. When Holmes hears of the utter misery this mystery man is creating, he adopts a campaign to thwart his evil scheming. The campaign astonishes Dr. Watson by its strangeness and finds Holmes falling in love.

Credits

Peter HammondDirector

Jeremy BrettSherlock Holmes

Edward HardwickeDr. John Watson

Robert HardyCharles Augustus Milverton

Norma WestLady Diana Swinstead