Line of Duty

Seasons

Line of Duty

Season 1 (2017)

All the episodes from the first four series of the British crime drama starring Martin Compston and Vicky McClure. In the first series, Detective Sergeant Steve Arnott (Compston) is transferred to AC-12, a unit assigned to investigate corruption within the police force. Working with Detective Constable Kate Fleming (McClure), Arnott quickly finds himself immersed in a case involving Detective Chief Inspector Tony Gates (Lennie James). In the second series, an ambush of a police convoy sparks alarm when three officers are killed and a witness in protective custody is seriously injured. With only one survivor, Detective Inspector Lindsay Denton (Keeley Hawes), department AC-12 is brought in to solve the case. In the third series, Sergeant Danny Waldron (Daniel Mays) and his team are assigned the case of a suspected gang member who has been arrested on suspicion of plotting a gangland murder. When Waldron shoots the suspect in cold blood and stages the scene to look like self-defence, DI Denton brings in Waldron for questioning. In the fourth series, AC-12 Superintendent Hastings (Adrian Dunbar) places DS Fleming undercover to investigate a possible miscarriage of justice in a murder investigation. Head of the case DCI Roz Huntley (Thandie Newton) thinks she's finally found her suspect after months of searching for a serial killer, however, those at AC-12 are led to believe she may be concealing valuable evidence. As new revelations begin to emerge, will they be able to identify the real perpetrator?

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Line of Duty

Season 2 (2014)

Line of Duty returns for a second series, featuring a new police corruption story told over six one-hour episodes. The series opens explosively with the ambush of a police convoy in which three police officers are killed and a protected witness seriously injured. The sole surviving police officer is Detective Inspector Lindsay Denton. Deputy Chief Constable Mike Dryden takes personal charge, assigning AC-12 to the case.

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Line of Duty

Season 3 (2016)

All the episodes from the first, second and third series of the British crime drama starring Martin Compston and Vicky McClure. In the first series, as punishment for a previous failure, Detective Sergeant Steve Arnott (Compston) is transferred to AC-12, a unit assigned to investigate corruption within the police force. Working with Detective Constable Kate Fleming (McClure), Arnott quickly finds himself immersed in a case involving Detective Chief Inspector Tony Gates (Lennie James). With Gates a slippery and resourceful adversary, the pair will have to keep their wits about them if they are to crack the case. In the second series, an ambush of a police convoy sparks alarm when three officers are killed and a witness in protective custody is seriously injured. With only one survivor, Detective Inspector Lindsay Denton (Keeley Hawes), department AC-12 is brought in to solve the case. In the third series, Sergeant Danny Waldron (Daniel Mays) and his team are assigned the case of a suspected gang member who has been arrested on suspicion of plotting a gangland murder. When Waldron shoots the suspect in cold blood and stages the scene to look like self-defence, DI Denton brings in Waldron for questioning.

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Line of Duty

Season 4 (2017)

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