A New York playwright is summoned to Ireland to bury his father. While at his boyhood home, he encounters his father's spirit and relives memories both pleasant and not.

Scandal and mystery reign following the arrival of Edwina in a small Irish town populated entirely by widows. Edwina quickly falls out with the locals while also falling in with the son of the community's leader

Dr. Mortimer, who has a general practice on Dartmoor, consults Holmes. His friend Sir Charles Baskerville has recently died, supposedly of a heart attack but Dr.Mortimer links the death to the myth of the hound of the Baskervilles, which, centuries earlier, killed wicked Hugo Baskerville and is said to haunt each generation. Sir Charles' young heir and nephew Henry is returning from abroad and the doctor fears for his safety. Sir Henry has a boot stolen from his hotel room and is followed by a bearded man. Holmes sends Dr. Watson off to Dartmoor with Mortimer and Henry, where he meets the butterfly collector and his sister Beryl, plus the very nervous housekeeper and valet to the Baskervilles, Mr. and Mrs. Barrymore, who appear to be signalling to someone on the moor...

A corpse is found in an empty house with the word 'Rache' scrawled on the wall next to it. The police arrest a suspect but then a similar murder occurs, proving that they have the wrong man. In exposing the real killer Holmes uncovers a feud stretching back to Salt Lake City and the Morman community.