Line of Duty

Line of Duty Season 4 Episodes

Find out how to watch Season 4 of Line of Duty tonight
Line of Duty TV Listings Guide Seasons & Episodes Cast

Season 4 Episode Guide

Episode 1 - Episode 1

DCI Roz Huntley is under intense pressure from her superiors to apprehend a murderer.

           

Episode 2 - Episode 2

AC-12 crank up their investigation into Operation Trapdoor.

           

Episode 3 - Episode 3

AC-12 wrestle with the new forensic evidence.

           

Episode 4 - Episode 4

Roz's husband Nick is brought in for questioning by AC-12.

           

Episode 5 - Episode 5

Roz struggles to allay her husband's suspicions. AC-12 find a new angle to pursue.

           

Episode 6 - Episode 6

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

           



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