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BBC One West Midlands

Line of Duty

Drama: Crime

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

Bent coppers and the detectives sent to stop them. AC-12 isn't here to make friends. Will their investigations land them deadly enemies?

Series 4

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Thandiwe Newton

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World Productions Limited

Line of Duty: Series 4: Episode 2

line-of-duty_s4_ep2_020417_e_pp.jpg

Episode 2

BBC One - Line of Duty, Series 4, Episode 2

AC-12 crank up their investigation into Operation Trapdoor.

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

A dismembered body is discovered, and worries grow when DCI Roz Huntley fails to report for duty. AC-12 crank up their investigation into Operation Trapdoor, concerned that Michael Farmer will go to jail for crimes he didn't commit. With suspicions that Roz may have withheld crucial evidence, a new DCI is drafted in to run Operation Trapdoor.

Kate makes progress in her undercover role, but AC-12's investigation falters when they realise that their main informant, forensic investigator Tim Ifield, has also gone missing.

Line of Duty: Series 4

BBC One

Police drama about the investigations of anticorruption unit AC-12.

Police drama about the investigations of anticorruption unit AC-12. When DCI Roz Huntley captures a serial killer, the chief forensic investigator alerts AC-12 to a possible miscarriage of justice.

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