The Final Problem
Season 4 Episode 3 | 1h 29m 51s | Video has closed captioning.
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?
Aired: 01/15/17
Expired: 09/09/18
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Problems Playing Video? | Closed Captioning