- The hit police corruption drama returns for a 4th series. When DCI Roz Huntley captures a serial killer, the chief forensic investigator alerts AC-12 to a possible miscarriage of justice.
- First Aired: March 26, 2017 - 57 Minutes Runtime
- Thandie Newton, Martin Compston, Vicky McClure, Adrian Dunbar, Scott Reid, Harriet Cains
Watch Line Of Duty Season 4 Episode 1 - Episode 1
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Where to Watch Line Of Duty s4e1
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Own from $1.99
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Own from $1.99
Own from $1.99
Also starring Adrian Dunbar
Also starring Thandie Newton
Watch Line Of Duty - Episode 1 (s4 e1) Online - Watch online anytime: Buy, Rent
Line Of Duty, Season 4 Episode 1, is available to watch and stream on BBC Two. You can also buy, rent Line Of Duty on demand at Apple TV+, Amazon Prime, Amazon, Hulu, , Vudu, AMC, FuboTV, The Roku Channel, Google Play, Hoopla, Apple TV online.