Sherlock Holmes in the 22nd Century
S01E10 The Sign of Four
Mary Morstan approaches Holmes with a troubling mystery. Unraveling this enigma will take them all the way to the moon! Years earlier, her father lost his life in a mining accident there, and Mary is discovering that the events surrounding his death were peculiar at the time. Now, as she delves deeper, she realizes the aftermath is even more bizarre.
Season 1 Episodes
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7
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9
10
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The Fall and Rise of Sherlock Holmes
The Crime Machine
The Hounds of the Baskervilles
The Adventure of the Empty House
The Crooked Man
The Adventure of the Deranged Detective
The Adventure of the Sussex Vampire Lot
The Scales of Justice
The Resident Patient
The Sign of Four
The Adventure of the Dancing Men
The Musgrave Ritual
The Adventure of the Blue Carbuncle
Silver Blaze
The Five Orange Pips
The Red-Headed League
The Man with the Twisted Lip