The Hound of the Baskervilles is a 1921 British silent mystery film directed by Maurice Elvey and starring Eille Norwood, Catina Campbell and Rex McDougall. It is based on the 1902 Sherlock Holmes novel The Hound of the Baskervilles by Arthur Conan Doyle. It was made by Stoll Pictures, Britain's largest film company at the time. It was the first British film adaptation of the famous novel.