Barrymore is acting suspiciously.
Barrymore reveals a secret.
Who is the strange figure who has been seen lurking on the hill?
Watson has discovered the answer to one mystery – who is the mysterious man watching the moor? But a terrible howling and a new victim of the Hound show that all is far from solved.
A portrait may hold the clue to the mystery of the murder on the moor
A Christmas mystery for Sherlock Holmes arrives in the shape of a goose.
The climax of the Holmes’s greatest case.