Line of Duty

S4 E4 • Episode 4

Episodes

Episode 1

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

58 min

Episode 2

8.1

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

60 min

Episode 3

8.4

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.

60 min

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Episode 4

8.4

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.

59 min

Episode 5

8.2

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

59 min

Episode 6

8.8

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

58 min