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.
Peter Hammond
June Wyndham-Davies
Jeremy Paul
David Odd
Patrick Gowers
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
Sarah McVicar
The Hon. Charlotte Miles
David Mallinson
Colonel Dorking
... and 12 more
Granada Television
GBH