The Rivals of Sherlock Holmes
Season 1, Episode 4: The Duchess of Wiltshire's Diamonds
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Simon Carne devises an ingenious way of keeping the Duchess of Wiltshire's diamonds safe from theft.
All Episodes - Season 1
Episode 1
A Message from the Deep Sea
Episode 2
The Missing Witness Sensation
Episode 3
The Affair of the Avalanche Bicycle and Tire Co.
Episode 4
The Duchess of Wiltshire's Diamonds
Episode 5
The Horse of the Invisible
Episode 6
The Case of the Mirror of Portugal
Episode 7
Madame Sara
Episode 8
The Case of the Dixon Torpedo
Episode 9
The Woman in the Big Hat
Episode 10
The Affair of the Tortoise
Episode 11
The Assyrian Rejuvenator
Episode 12
The Ripening Rubies
Episode 13
The Case of Laker, Absconded