Sherlock Show Summary: This three-part series retells the tale of England's most celebrated detective but in a modern-day setting, with Benedict Cumberbatch and Martin Freeman taking the leads as Sherlock Holmes and Dr John Watson respectively.Sherlock is a British television series produced by Hartswood Films for BBC Wales, co-produced with WGBH Boston for its Masterpiece anthology series. It was created by Steven Moffat and Mark Gatiss, who wrote one episode each. Paul McGuigan directed the first and third episodes; Euros Lyn directed the second, which was written by Stephen Thompson.
It is a contemporary update of Arthur Conan Doyle's Sherlock Holmes detective stories, starring Benedict Cumberbatch as Holmes and Martin Freeman as Dr. Watson. Una Stubbs appears as their landlady Mrs. Hudson, Zoe Telford as Watson's girlfriend Sarah, and Rupert Graves as DI Lestrade.
Filming took place at various locations, including London and Cardiff. The three-part series was transmitted on BBC One and BBC HD, in July and August 2010. The critical reception was mostly very positive.