Jonny Lee Miller as Sherlock Holmes Lucy Liu as Joan Watson, Jon Michael Hill as Detective Marcus Bell, and Aidan Quinn as Captain Tommy Gregson
At the urging of Morland's wealthy associate, Henry Baskerville (Tom Everett Scott), Holmes, and Watson look into the death of his brother and discover that a witness saw the man chased to his death by a large, glowing animal too fantastic to be real. Also, Sherlock considers intervening when the trauma from the bombing at the morgue negatively impacts ME Hawes' work on "Hounded" (Episode 16, Season 4 of Elementary).
