Sherlock finally returns to television on New Year’s Day.
It’s been three long years since the BBC series aired a new episode.
A new preview for the show’s fourth season has been released. It features Sherlock Holmes (Benedict Cumberbatch) confronting his demons and introduces the newest villain, Culverton Smith (Toby Jones).
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Martin Freeman reprises his role as Dr. John Watson.
Based on Sir Arthur Conan Doyle popular detective stories, the TV series debuted in 2010.
Season 4 of Sherlock premieres Jan. 1 on Masterpiece on PBS.
Watch the trailer below:
