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 plateau, having only appeared before in 1920s "Celephais". Here placed in Central Asia, Leng is also associated in Lovecraft's writings with Antarctica and his imaginary Dreamlands. Lovecraftian scholar Will Murray, pointing to the "semi-canine face" on the amulet as well as the "corpse-eating cult" of Leng, suggests that the titular creature of "The Hound" "probably represents an early form of the ghoul as Lovecraft would develop it." On September 16, 1922, Lovecraft toured the Flatbush Reformed Church in Brooklyn with his friend Rheinhart Kleiner, writing about the visit in a letter: Lovecraft wrote "The Hound" shortly afterwards, using as the