Line of Duty recap: A couple of dead bodies and some jaw-dropping revelations Episode six was the second-last instalment of the current series of Line of Duty. It did not disappoint... Steve Arnott (Martin Compston), Carmichael (Anna Maxwell Martin), and Chloe Bishop (Shalom Brune-Franklin) in episode six of Line of Duty. Sun, 25 Apr, 2021 - 22:00 Ed Power As Line of Duty reaches its penultimate episode everything is still in play. Kate and Jo are caught in a trap as the League of Bent Coppers tries to make the duo their sacrificial lambs. Ted Hastings is raging against the imminent shutdown of AC-12. And James Nesbitt’s cameo as corrupt policeman-turned-exiled criminal Marcus Thurwell proves more short-lived than expected. Here are the talking points: