List of Line of Duty episodes


Line of Duty is a British BBC police procedural television series created by Jed Mercurio. The premiere was on BBC Two on 26 June 2012 and moved to BBC One on 26 March 2017 for the fourth series. The story is about the Anti-Corruption Unit 12 led by Superintendent Ted Hastings and set within the fictional Central Police Force. It focuses on the activities of two senior AC-12 officers, Detective Sergeant Steve Arnott and Detective Inspector Kate Fleming.

Series overview

Series 1 (2012)

Series 2 (2014)

Series 3 (2016)

Series 4 (2017)

Series 5 (2019)

Series 6

In May 2017, the BBC commissioned a sixth series. Filming began in February 2020. Broadcast possibly late 2020 had been anticipated but in March, filming was halted due to the COVID-19 pandemic.