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 Hound of the Baskervilles of the Empty House" that Holmes had faked his own death. He was assisted with the plot by a 30-year-old "Daily Express" journalist named Bertram Fletcher Robinson (1870–1907). His ideas came from the legend of Richard Cabell (d.1677), of Brook Hall, in the parish of Buckfastleigh, Devon, which was the fundamental inspiration for the Baskerville tale of a hellish hound and a cursed country squire. Cabell's tomb survives in the village of Buckfastleigh. Squire Richard Cabell lived for hunting and was what in those days was described as a 'monstrously evil man'. He gained this reputation for, amongst other things,