Series 4
(2017)
Overview
The fourth series begins with the nation’s favourite detective, the mercurial Sherlock Holmes, back once more on British soil, as Doctor Watson and his wife, Mary, prepare for their biggest ever challenge - becoming parents for the first time.
Cast
Benedict Cumberbatch
as Sherlock Holmes
Martin Freeman
as John Watson
Episodes
The Six Thatchers 6.9
January 1, 2017
Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpos…
The Lying Detective 8.3
January 8, 2017
Sherlock faces perhaps the most chilling enemy of his long career: the powerful and seemingly unassailable Culverton Sm…
The Final Problem 7.6
January 15, 2017
Holmes and Watson travel to Europe to escape Moriarty's vengeance.