Mark Gatiss

Mark Gatiss is a British actor, comedian, screenwriter, and novelist. Born in Sedgefield, County Durham in 1966, he is a member of the comedy team The League of Gentlemen and co-created the BBC series Sherlock with Steven Moffat. He has written several episodes of Doctor Who and appeared in the show as well. His other acting credits include Game of Thrones, Taboo, and His Dark Materials.