A modern update finds the famous sleuth and his doctor partner solving crime in 21st century London.
Cast: Benedict Cumberbatch, Martin Freeman, Una Stubbs, Rupert Graves, Loo Brealey, Andrew Scott, Mark Gatiss, Vinette Robinson, Jonathan Aris
Long buried secrets finally come to light as someone has been playing a very long game indeed. Sherlock and John face their greatest ever challenge. Is the game finally over?
Sherlock faces one of the most chilling enemies of his long career: the powerful and seemingly unassailable Culverton Smith - a man with a very dark secret indeed.
Sherlock waits to see where Moriarty will make his posthumous move. One mysterious case in particular baffles Scotland Yard - but Sherlock is more interested in a seemingly-trivial detail. Why is someone destroying images of the late Prime Minister Margaret Thatcher?