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Episode 4

Episode 4 of 6

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.

Available now

1 hour

Audio described

Last on

Mon 6 May 2019 00:30

Music Played

Timings (where shown) are from the start of the programme in hours and minutes

  • 00:59

    Carly Paradis

    Line of Duty Finale

Broadcasts

  • Thu 14 Apr 2016 21:00
  • Tue 14 Mar 2017 01:15
  • Tue 14 Mar 2017 01:30
  • Tue 14 Mar 2017 01:40
  • Wed 15 Mar 2017 00:30
  • Thu 7 Mar 2019 00:30
  • Sat 6 Apr 2019 00:30
  • Mon 6 May 2019 00:30

Take the Line of Duty Acronyms Quiz

Take the Line of Duty Acronyms Quiz

Do you know your OCGs from your UCOs?

Meet the new characters

Meet the new characters

Find out more about Lisa McQueen and John Corbett as they burst into the new series.