Sherlock — Season 4
A new sleuth for the 21st century.
20173 episodes7.6/10 (522 votes)
About this season
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.
Episodes (3)
E1
1. The Six Thatchers
6.9Aired 1 January 2017 • 89 min
Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?
E2
2. The Lying Detective
8.4Aired 8 January 2017 • 89 min
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.
E3
3. The Final Problem
7.5Aired 15 January 2017 • 89 min
Holmes and Watson travel to Europe to escape Moriarty's vengeance.