The Hounds of Baskerville order to test his theory. He also points out Sherlock was wrong for once; he believed the drug was in Henry's sugar and put it in John's coffee. In the closing scenes, Mycroft oversees the release of Jim Moriarty (Andrew Scott) from a holding cell in which he has written Sherlock's name all over the walls. The story is based on Arthur Conan Doyle's novel "The Hound of the Baskervilles", and also contains plot devices and lines from other Doyle stories: In June 2011, it was announced that Russell Tovey would appear in "Sherlock" series two in its second episode.
The War Hound and the World's Pain The War Hound and the World's Pain The War Hound and the World's Pain is a 1981 fantasy novel by English writer Michael Moorcock, the first of the "von Bek" series of novels. The book is set in Europe ravaged by the Thirty Years' War. Its hero Ulrich von Bek is a mercenary and freethinker, who finds himself a damned soul in a castle owned by Lucifer. Much to his surprise, von Bek is charged by Lucifer with doing God's work, by finding the Holy Grail, the "cure for the world's pain," that will also cure Lucifer's pain by reconciling