Series 4
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
Episode 1
The Six ThatchersWhy is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?
Episode 2
The Lying DetectiveSherlock 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.
Episode 3
The Final ProblemHolmes and Watson travel to Europe to escape Moriarty's vengeance.
More seasons
Rate every episode, not just the show.
Cinova ranks episodes too. Free on iPhone and Android.
