Line of Duty

Line of Duty is a British police procedural television series created by Jed Mercurio and produced by World Productions. On 26 June 2012, BBC Two began to broadcast the first series; it was its best-performing drama series in ten years with a consolidated audience of 4.1 million viewers. Broadcast of the second series began on 12 February 2014; its widespread public and critical acclaim led to the BBC commissioning a further two series. The third series began on 24 March 2016 on BBC Two; the following three series were broadcast on BBC One.

In May 2017, the BBC commissioned a sixth series. Filming began in February 2020 but stopped the following month due to the COVID-19 pandemic; it resumed in September. Filming continued until November 2020. Broadcast of the sixth series began on BBC One on 21 March 2021.

Prior to switching channels from series four onwards, Line of Duty was the most popular drama series broadcast on BBC Two and is a winner of the Royal Television Society Award and Broadcasting Press Guild Award for Best Drama Series. The Telegraph included it in a list of the Top 50 BBC Two shows of all time and in a list of the 80 best BBC shows of all time. In 2016, the series ranked eighth in The Independent's list of the twenty greatest police shows of all time and third in a Radio Times 2018 poll of the best British crime dramas of all time. In 2021 Line of Duty won the National Television Award for Special Recognition.