Ian Richardson played Sherlock Holmes in two TV films in The Sign of Four and The Hound of the Baskervilles. The original intention was to produce six but Granada's rival 1984 series with Jeremy Brett put paid to idea.
Ian Richardson has the distinction of both having played Holmes in the 1983 TV movie "Hound of the Baskervilles as well as Dr. Joseph Bell, upon whom Conan-Doyle based his hero, in a TV series titled "Murder Rooms.
Ian William Richardson, ( April 1934 – February was a Scottish actor. He is best known for his portrayal of the Machiavellian Tory politician Francis Urquhart in the BBC's House of Cards trilogy. Richardson was also a leading Shakespearean stage actor.