Masterpiece: Sherlock: A Scandal in Belgravia

The struggle goes on in 21st-century London as Sherlock Holmes and Dr. Watson battle the worst that modern criminality has to offer, including a computer-savvy arch-villain who wants to rule the world. Benedict Cumberbatch returns as the world's foremost consulting detective, with Martin Freeman as the stalwart Dr. John Watson, and Andrew Scott as, the mastermind of evil, Jim Moriarty.

PBS | May 6, 2012

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