Series 1

Series 1

Steve Arnott is transferred to a Police Anti-Corruption Unit, where he finds his target is the city's top detective, Tony Gates

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Behind the scenes of episode 6

Behind the scenes of episode 6

Have a look at the filming of the scene at Queen's Chase Forest.

Characters

Characters

Interviews with the cast of Line of Duty 4

Inside the Writersroom with Jed Mercurio

Inside the Writersroom Primary

Laying bare his writing habits, habitats and career paths.