Original version

The BBC West region started on 1st September 1957 as part of the BBC Television Service, before becoming BBC One West.

BBC One West

Series 1

Sherlock

Drama: Crime

Blunt, brilliant Sherlock teams up with war veteran Dr Watson to solve impossible crimes.

Blunt, brilliant Sherlock teams up with war veteran Dr Watson to solve impossible crimes. When the truth is revealed, it's never what you think. Starring Benedict Cumberbatch.

The BBC South West region started on 20th April 1961 as part of the BBC Television Service, before becoming BBC One South West.

BBC One South West

The BBC South region started on 5th January 1961 as part of the BBC Television Service, before becoming BBC One South.

BBC One South

BBC One London

London

BBC One West Midlands

BBC One region covering Derbyshire, Leicestershire and Nottinghamshire.

BBC One East Midlands

The BBC East region started on 1st May 1959 as part of the BBC Television Service, before becoming BBC One East.

BBC One East

BBC One North West

The BBC North East & Cumbria region started in 1959 (tbc) as part of the BBC Television Service, before becoming BBC One North East & Cumbria.

BBC One North East & Cumbria

BBC One Yorkshire

BBC One Oxfordshire

Formerly part of a wider BBC One South East region that included London and part of the South region. Separated from BBC One London 2001-09-03 following reorganisation of the South East region.

BBC One South East

BBC One Cambridgeshire

BBC One Channel Islands

BBC One Yorks & Lincs

BBC One Scotland

Scotland

Simulcast of network BBC One in high definition. From 03/11/2010

BBC One HD

BBC Northern Ireland region started on 19th April 1955 as part of the BBC Television Service, before becoming BBC One Northern Ireland.

BBC One Northern Ireland

BBC One Wales

Wales

Simulcast of BBC One Scotland in high definition. From 14/01/2013

BBC One Scotland HD

Simulcast of BBC One Northern Ireland in high definition. From 24/10/2012

BBC One Northern Ireland HD

Simulcast of BBC One Wales in high definition. From 29/01/2013

BBC One Wales HD

Sherlock: Series 4

Benedict Cumberbatch

Martin Freeman

Una Stubbs

Rupert Graves

Mark Gatiss

Amanda Abbington

Louise Brealey

Rachel Talalay

Sue Vertue

Steven Moffat

Hartswood Films

Sherlock: Series 4: Episode 1: The Six Thatchers

The Six Thatchers

Episode 1

Episode 1: The Six Thatchers

Series 4

BBC One - Sherlock, Series 4, The Six Thatchers

Why is someone destroying images of the late prime minister Margaret Thatcher?

Why is someone destroying images of Margaret Thatcher? Is there a madman on the loose? Or is there a much darker purpose at work?

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? Is there a madman on the loose? Or is there a much darker purpose at work? Something with its roots deep in Mary Watson's past...

BBC One

Sherlock and John Watson return in a contemporary take on Conan Doyle's iconic adventures.

Sherlock and Dr John Watson return in Steven Moffat and Mark Gatiss's contemporary take on Conan Doyle's most iconic adventures.

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Sherlock

Series 4

Episode 1: The Six Thatchers

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