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All Seasons

Season 1

  • S01E01 Episode 1

    • June 26, 2012
    • BBC Two

    When Steve Arnott is transferred to a police anti-corruption unit, he finds his target is the city's top detective, Tony Gates. Can Gates really be as good as he appears? Arnott must engage in a cat-and-mouse struggle to uncover Gates' secret.

  • S01E02 Episode 2

    • July 3, 2012
    • BBC Two

    Having been duped into covering up Jackie's crime, Gates is desperate to sever ties with her. But, as Arnott and Fleming close in on his secret, Gates is plunged into an even more dangerous situation than he first thought.

  • S01E03 Episode 3

    • July 10, 2012
    • BBC Two

    Arnott is convinced Gates played a part in Jackie's disappearance. With Fleming's help, the anti-corruption team tries to trap Gates into revealing his involvement in covering up Jackie's crimes.

  • S01E04 Episode 4

    • July 17, 2012
    • BBC Two

    Desperate for proof of Gates's corruption, Fleming pushes her relationship with him to the limit. But her behaviour causes Morton to question if she might not be such a loyal colleague after all.

  • S01E05 Episode 5

    • July 24, 2012
    • BBC Two

    With Gates on the run, the anti-corruption team come under pressure to close the case once and for all. Arnott is forced to make some tough decisions about where his loyalties lie. Fleming and Hastings go all out to catch Gates, leading to a shattering conclusion.

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x6 Season 1 - Behind The Scenes

    A documentary on the first season of Line of Duty, featuring interviews with the cast and production staff. Includes footage from the series, which includes spoilers.

Season 2

  • S02E01 Episode 1

    • February 12, 2014
    • BBC Two

    A brutal ambush on a police convoy leaves three officers dead and a protected witness fighting for his life. AC-12 turn their spotlight on Lindsay Denton, the officer who led the convoy but escaped unscathed.

  • S02E02 Episode 2

    • February 19, 2014
    • BBC Two

    Following the tragedy at the hospital, AC12's Kate Fleming is planted undercover in Lindsay Denton's Missing Persons Unit. But Lindsay in turn gathers compromising evidence against the anti-corruption team.

  • S02E03 Episode 3

    • February 26, 2014
    • BBC Two

    Lindsay is denied bail and finds herself targeted in prison. Growing increasingly desperate, she tells Kate about a relationship with an executive police officer and her theory of why she is being framed.

  • S02E04 Episode 4

    • March 5, 2014
    • BBC Two

    Following the violent attack she suffered in prison, Lindsay is granted special dispensation to visit her dying mother. Meanwhile, deputy chief constable Dryden shrugs off allegations about his relationship with Lindsay and possible links to the ambush.

  • S02E05 Episode 5

    • March 12, 2014
    • BBC Two

    Lindsay fights for her life as troubling details emerge of a vicious conspiracy involving corrupt police officers. With growing evidence of links between DCC Dryden and the ambush, Hastings is under pressure to arrest his senior officer.

  • S02E06 Episode 6

    • March 19, 2014
    • BBC Two

    AC12's investigation finally exposes a vicious criminal gang run from within the police. But while Steve now appears convinced of Lindsay's innocence, Kate remains determined to prove she had a role in the ambush.

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x7 Season 2 - Behind The Scenes

    A documentary on the second season of Line of Duty, featuring interviews with the cast and production crew. Includes footage from the series, which includes spoilers.

  • Deleted Scenes

    SPECIAL 0x8 Season 2 - Deleted Scenes

    Deleted scenes from the second series of Line of Duty.

Season 3

  • SPECIAL 0x1 The Story So Far

    • March 17, 2016
    • BBC One

    All you need to know ahead of series 3 of the award-winning police anti-corruption drama.

  • S03E01 Episode 1

    • March 24, 2016
    • BBC Two

    Police anti-corruption unit AC12 return for another investigation. Sergeant Danny Waldron and his armed response team shoot dead a hardened criminal, but cracks soon appear in their story. Are they hiding a cold-blooded murder?

  • S03E02 Episode 2

    • March 31, 2016
    • BBC Two

    After the shooting at the drugs house, DC Kate Fleming uses her undercover role to increase the pressure on Danny Waldron's armed response unit. Meanwhile, a previous AC12 investigation comes under legal scrutiny.

  • S03E03 Episode 3

    • April 7, 2016
    • BBC Two

    DS Steve Arnott believes there is a dark secret in Danny Waldron's past. But while DI Cottan is commended for cracking the Waldron case, the spotlight falls on Arnott's questionable conduct in a previous enquiry.

  • S03E04 Episode 4

    • April 14, 2016
    • BBC Two

    Fresh testimony launches AC-12 back on the trail of the Caddy, a corrupt officer with links to organised crime. But new disturbing evidence suggests the Caddy may reside within AC-12.

  • S03E05 Episode 5

    • April 21, 2016
    • BBC Two

    AC-12's loyalties are divided when DS Steve Arnott comes under scrutiny from his colleagues. With his career in jeopardy, Arnott turns to an unlikely source for help.

  • S03E06 Episode 6

    • April 28, 2016
    • BBC Two

    DS Steve Arnott is arrested on suspicion of murder but continues to protest his innocence. Does DC Kate Fleming's undercover operation hold the key to Steve's guilt and the identity of the Caddy?

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x9 Season 3 - Behind The Scenes

    A documentary on the third season of Line of Duty, featuring interviews with the cast and production crew. Includes footage from the series, which includes spoilers.

Season 4

  • S04E01 Episode 1

    • March 26, 2017
    • BBC One

    DCI Roz Huntley is under intense pressure from her superiors to apprehend a serial murderer after months of fruitless investigation. When another young woman is abducted, Roz is on the scene to track down and charge a 24-year-old man. But doubts around the young man's guilt lead the chief forensic investigator to ask AC-12 to investigate. Is Roz ignoring forensic evidence that might prove the young man's innocence? AC-12's Supt Hastings places DS Kate Fleming undercover inside Roz's team to dig deeper into the case. With DS Steve Arnott piling on pressure from the outside, Roz is forced to act decisively. A mother of two and wife to Nick, Roz will do anything to stop her life from unravelling.

  • S04E02 Episode 2

    • April 2, 2017
    • BBC One

    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.

  • S04E03 Episode 3

    • April 9, 2017
    • BBC One

    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. While Steve fumes over this contradictory testimony, Kate uses her newfound respect to inveigle herself with the Trapdoor team. Meanwhile, Steve challenges Roz's husband Nick to vouch for his wife's whereabouts on the night Tim Ifield went missing. With Nick proving evasive, Steve senses a whole new angle on the investigation.

  • S04E04 Episode 4

    • April 16, 2017
    • BBC One

    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. Meanwhile, AC-12 discover new anomalies in the forensic evidence and issue DCI Roz Huntley with a second Reg 15 notice. AC-12's case appears watertight until Roz starts dismantling their evidence with inside information of her own.

  • S04E05 Episode 5

    • April 23, 2017
    • BBC One

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

  • S04E06 Episode 6

    • April 30, 2017
    • BBC One

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

Season 5

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x3 Season 5 Preview

    • BBC One

    A look behind the scenes at season 5, with interviews with cast and producers

  • S05E01 Episode 1

    • March 31, 2019
    • BBC One

    Following the deadly hijack of a police convoy, AC-12 target a ruthless organised crime group known to have links with corrupt officers.

  • S05E02 Episode 2

    • April 7, 2019
    • BBC One

    Kate and Steve attempt to track down a lead. A fresh police leak enables another audacious raid. Steve’s attempts to gather information put him in a dangerous situation.

  • S05E03 Episode 3

    • April 14, 2019
    • BBC One

    Corbett’s most daring plan yet requires McQueen to exploit links with corrupt police officers. AC-12 make a shocking discovery.

  • S05E04 Episode 4

    • April 21, 2019
    • BBC One

    Tensions rise in the OCG following the events at Eastfield. With troubling questions hanging over the identity of ‘H’, suspicions mount at AC-12.

  • S05E05 Episode 5

    • April 28, 2019
    • BBC One

    As the hunt for 'H' intensifies, Steve and Kate wonder if Hastings is guarding a dark secret.

  • S05E06 Episode 6

    • May 5, 2019
    • BBC One

    In a nail-biting 90-minute finale, Hastings's secrets are laid bare. Will 'H' be revealed at last?

  • SPECIAL 0x2 Sport Relief Special 2020

    • March 13, 2020

    Mother of God! DS Arnott, DI Fleming and Superintendent Hastings are back and only interested in one thing, catching bent coppers. In an exclusive ‘deleted’ scene from series five, all three can be seen interrogating DC Taylor, an accused corrupt copper (played by Jason Isaacs) who they suspect knows the identity of the real ‘H’. Unfortunately for DC Taylor, his representation comes in the form of ineffective lawyer David Rickman (played by Lee Mack).

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x10 Season 5 - Behind The Scenes

    A documentary on the fifth season of Line of Duty, featuring interviews with the cast and production crew. Includes footage from the series, which includes spoilers.

Season 6

  • Behind the Scenes/ Makings Of Cast Interviews

    SPECIAL 0x4 Season 6 - Behind the Scenes

    • BBC One

    A look at the upcoming season of Line of Duty, featuring interviews with production staff, and both established and new stars.

  • Behind the Scenes/ Makings Of

    SPECIAL 0x5 Season 6 Picture Gallery

    • BBC One

    Stills photos from Season 6

  • S06E01 Episode 1

    • March 21, 2021
    • BBC One

    DCI Jo Davidson receives new information about the whereabouts of a suspect in the unsolved murder of investigative journalist Gail Vella. En route to raid the property, she spots an armed robbery in progress and stops the convoy. Suspicious of her motives, AC-12 launch an investigation. Still dealing with the fallout from their explosive investigation into undercover officer John Corbett, AC-12 soon realise they are facing their most enigmatic adversary yet.

  • S06E02 Episode 2

    • March 28, 2021
    • BBC One

    Having opened an official inquiry into DCI Jo Davidson and Operation Lighthouse, AC-12 begin to suspect a cover up. Steve and Chloe dig into Gail Vella’s controversial reporting for clues to her murder, and find links to previous AC-12 cases. Their investigation takes a shocking turn when they begin to scrutinise Jo's personal life.

  • S06E03 Episode 3

    • April 4, 2021
    • BBC One

    On the strength of evidence from a new witness, DCI Jo Davidson brings Terry Boyle back in for questioning about Gail Vella's murder. Kate is torn between loyalty to Jo and wanting to assist AC-12's investigation, and tensions increase when Kate encounters a face from the past with links to organised crime.

  • S06E04 Episode 4

    • April 11, 2021
    • BBC One

    DCI Jo Davidson faces increasing pressure from all sides as AC-12 make major breakthroughs in the investigation, but an attempt to interview a key witness goes horribly wrong.

  • S06E05 Episode 5

    • April 18, 2021
    • BBC One

    AC-12 link Gail Vella’s murder with a historic case of police corruption, and Kate hatches a plan to tell once and for all if Jo is bent. They are closer than ever to cracking the case, but when Hastings’ authority is undermined it leaves his team in a potentially dangerous situation.

  • S06E06 Episode 6

    • April 25, 2021
    • BBC One

    As AC-12 struggle to deal with the repercussions of tragic events, Hastings makes one final bid to uncover institutionalised corruption before his time runs out.

  • S06E07 Episode 7

    • May 2, 2021
    • BBC One

    With time running out, AC-12 attempt to unmask 'H', the Fourth Man (or Woman) commanding the network of corrupt officers behind the murder of Gail Vella. But sinister and powerful forces appear intent on orchestrating a cover-up.

  • Behind the Scenes/ Makings Of

    SPECIAL 0x11 Season 6 - Behind The Scenes

    A documentary on the sixth series of Line of Duty, featuring interview with the cast and production crew.. Includes footage from the series, which includes spoilers.