The first two episodes of "Sherlock" Season 4 brought multiple shocks, and Sunday's finale is ready to blow fans away with more -- making you laugh, cry, and scream. The third episode, "The Final Problem," was written by show creators Steven Moffat and Mark Gatiss, and the vague synopsis just warns that "long-buried secrets catch up with Sherlock (Benedict Cumberbatch) and Watson (Martin Freeman)."



Some lucky fans and critics got an early look at the episode at a screening on Thursday. Here are a few reactions:

























Here's the Episode 3 promo:At the screening, Moffat said a fifth season is "possible," but he didn't confirm. He and Gatiss also shared more details on Episode 2's major revelation, and you can read details on that spoiler over here.



[via: Digital Spy, Independent, Radio Times, What's on TV U.K.]



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