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Martin Compston, Vicky McClure, Kelly Macdonald

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Refusing to be involved in a police cover-up, a sergeant joins an anti-corruption team, uncovering links between organized crime and law enforcement.
  • The Ambush
    Episode 1 - 59 mins
    A brutal ambush leaves three officers dead and a protected witness fighting for his life.
  • Carly
    Episode 2 - 59 mins
    Kate Fleming is planted undercover in Lindsay Denton's Missing Persons Unit.
  • Behind Bars
    Episode 3 - 59 mins
    Lindsay finds herself targeted in prison and tells Kate her theory of why she is being framed.
  • Blood Money
    Episode 4 - 59 mins
    Lindsay is granted special dispensation to visit her dying mother.
  • Last Words
    Episode 5 - 59 mins
    Lindsay fights for her life as troubling details emerge of a vicious conspiracy.
  • The Caddy
    Episode 6 - 59 mins
    AC-12's investigation finally exposes a vicious criminal gang run from within the police.

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