Terrifying, thrilling and addictive - the celebrated tale of chilling murder, played out on the bleak, eerie wilds of a West Country moor. The greatest detective of them all is back... 'Never in the delirious dream of a disordered brain could anything more savage, more appalling, more hellish be conceived than that dark form and savage face'. Death by natural causes? Sherlock Holmes knows that Sir Charles Baskerville's demise was due to no such thing. Was he killed by a phantom hound or is this the work of a calculating murderer?