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.
Hound Tor "The Hound of the Baskervilles". The tor is popular with rock climbers Hound Tor Hound Tor is a tor on Dartmoor, Devon, England and is a good example of a heavily weathered granite outcrop. It is easily accessible, situated within a few minutes from the B3387 between Bovey Tracey and Widecombe-in-the-Moor. The site is administered by Dartmoor National Park Authority for English Heritage as it includes the ruins of a medieval village, alongside prehistoric works of stone construction nearby. Sabine Baring-Gould said that it derived its name from the shape assumed by the blocks on the summit that have been