Line Of Duty Season 3 Episode 6 - Episode 6

Airdate: 2016-Apr-28

Episode summary:

DS Steve Arnott is arrested on suspicion of murder but continues to protest his innocence. Does DC Kate Fleming's undercover operation hold the key to Steve's guilt and the identity of the Caddy? AC-12 legal counsel Gill Biggeloe pressurises Superintendent Ted Hastings but some new evidence leaves the enquiry turning on its head.

About Line Of Duty series:

Following one multi-stranded investigation over five hours, Line Of Duty sees Detective Sergeant Steve Arnott (Martin Compston) transferred to AC-1...Show more >