The Master Blackmailer

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.

Cast

Jeremy Brett

Sherlock Holmes

Edward Hardwicke

Dr. John Watson

Robert Hardy

Charles Augustus Milverton

Norma West

Lady Diana Swinstead

Gwen Ffrangcon Davies

The dowager

Colin Jeavons

Inspector Lestrade

Serena Gordon

Lady Eva Blackwell

Rosalie Williams

Mrs Hudson

Sophie Thompson

Agatha

Nickolas Grace

Bertrand