When the third season of Sherlock wrapped up back in 2014 ... and it’s about to reach its climax.” The second episode of season 4, “The Lying Detective,” will air on PBS at 9PM ET on ...

Sherlock faces perhaps the most chilling enemy of his long career: the powerful and seemingly unassailable Culverton Smith – a man with a very dark secret indeed.

Benedict Cumberbatch reveals his condition for considering a future return to Sherlock, something that would change how the show is made.