<P> Sherlock is a television crime drama that presents a contemporary adaptation of 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 . The first series of three episodes aired in 2010 , while series two aired in 2012 , and a third series aired in the first quarter of 2014 . The third series has become the UK 's most watched drama series since 2001 . A single episode aired in 2016 , as a Victorian - era special . Sherlock has been sold to over 200 territories . </P>
<P> Sherlock is a television crime drama that presents a contemporary adaptation of 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 . The first series of three episodes aired in 2010 , while series two aired in 2012 , and a third series aired in the first quarter of 2014 . The third series has become the UK 's most watched drama series since 2001 . A single episode aired in 2016 , as a Victorian - era special . Sherlock has been sold to over 200 territories . </P>
how many episodes of sherlock are there in season 1
how many episodes of sherlock are there in season 1
three
three