There is a TV series called Sherlock.
Sherlock is a crime drama television series based on Sir Arthur Conan Doyle 's Sherlock Holmes detective stories . Created by Steven Moffat and Mark Gatiss , it stars Benedict Cumberbatch as Sherlock Holmes and Martin Freeman as Doctor John Watson . Sherlock is a co-production of the British network BBC and the American station WGBH Boston for its Masterpiece anthology series on PBS , along with Hartswood Films , with Moffat , Gatiss , Sue Vertue and Rebecca Eaton serving as executive producers . The third series has become the UK 's most watched drama series since 2001 while interest in the fourth series appeared to slip by approximately twenty percent .