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Season 4

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Line of Duty Season 4

March. 26,2017

8.7

TV-MA

| Drama Crime Mystery

Line of Duty

A drama about the investigations of AC-12, a controversial police anticorruption unit.

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Line of Duty

2012 / TV-MA

The fourth series sees AC-12 facing their most devious opponent yet! Under pressure from her superiors, DCI Roz Huntley charges a young man with a series of murders after months of fruitless investigation, but is he guilty? The Chief Forensic Investigator has doubts and turns to AC-12.

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Cast

Martin Compston, Vicky McClure

Producted By

World Productions

Genres

Drama Crime

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Line of Duty Season 4 Full Episode Guide

Episode 6 - Episode 6

First Aired: April. 30,2017

While Nick Huntley faces lengthy questioning, AC-12 remain convinced of Roz's involvement.

Episode 5 - Episode 5

First Aired: April. 23,2017

DCI Roz Huntley struggles to allay her husband's suspicions. AC-12 find a new angle to pursue their case against her.

Episode 4 - Episode 4

First Aired: April. 16,2017

Roz's husband Nick is brought in for questioning by AC-12. But while Nick denies any involvement in Steve's attack, his suspicions about Roz mount.

Episode 3 - Episode 3

First Aired: April. 09,2017

As AC-12 wrestle with the new forensic evidence casting doubt over Tim Ifield, Kate is approached by another woman claiming to have been assaulted by Michael Farmer.

Episode 2 - Episode 2

First Aired: April. 02,2017

AC-12 crank up their investigation into Operation Trapdoor. Kate makes progress in her undercover role.

Episode 1 - Episode 1

First Aired: March. 26,2017

DCI Roz Huntley is under intense pressure from her superiors to apprehend a serial murderer after months of fruitless investigation.

Line of Duty Season 4

Line of Duty

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Line of Duty Season 4 Full Episode Guide

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