Episode 1
A mysterious death in Devonshire, the terrifying legend of a ghostly hound, and a new client for Mr Sherlock Holmes—assisted, of course, by his friend Dr Watson.
Episode 2
Sherlock Holmes has realised that his client Sir Henry Baskerville is being followed by a mysterious stranger. Holmes and Watson hurry to Sir Henry's hotel, hoping they will be in time.
Episode 3
The sinister butler Barrymore has been discovered signalling to someone out on the moors. Is he in league with the Baskervilles' mysterious enemies?
Episode 4
Has Sir Henry Baskerville fallen victim to the family curse? Can Sherlock Holmes put an end to the centuries-old terror of the Hound?