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A sergeant who refuses to be involved in a police cover-up joins an anti-corruption team.
  • Monsters
    Episode 159 mins
    Sergeant Danny Waldron and his armed response team shoot dead a hardened criminal.
  • The Process
    Episode 259 mins
    DC Kate Fleming uses her undercover role to increase the pressure on Danny Waldron's response unit.
  • Snake Pit
    Episode 359 mins
    DI Cottan is commended for cracking the Waldron case; Arnott's conduct in an inquiry is questioned.
  • Negative Pressure
    Episode 459 mins
    Fresh testimony launches AC-12 back on the trail of a corrupt officer with links to organized crime.
  • The List
    Episode 559 mins
    AC12's loyalties are divided after DS Steve Arnott comes under scrutiny from his colleagues.
  • Breach
    Episode 688 mins
    DS Steve Arnott is arrested on suspicion of murder.

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Peacock currently has 4 seasons of Line of Duty available for streaming.

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