The world’s only consulting detective, Sherlock Holmes (Benedict Cumberbatch), teams up with his long-suffering, faithful friend, Dr. John Watson (Martin Freeman), to solve a dizzying array of crimes and battle diabolical villains with his signature deductive reasoning and his stunning lack of social grace.

The Final Problem

Premiered January 15, 2017
The Final Problem

In this episode, written by Mark Gatiss and Steven Moffat, long-buried secrets catch up with the Baker Street duo. Someone has been playing a long game indeed and Sherlock and Watson face their greatest ever challenge. Is the game finally over?

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