Line of Duty: Season 3
2016 · 6 episodes · ★ 8.4
Series 3
What Season 3 of Line of Duty
A criminal is shot dead during an operation by an armed response unit. AC-12 suspects it was not an act of self-defense but a deliberate killing. The unit is led by Sergeant Danny Waldron, and his team closes ranks to obstruct the investigation. Steve Arnott and Kate Fleming, under the orders of Ted Hastings, must gather evidence while the officers under surveillance resist. The season also follows Caddy, a corrupt officer with ties to organized crime, and the clashes over methods within AC-12 come to light.
Season 3 Episodes
3x01 Episode 1
Sergeant Danny Waldron and his armed response team shoot dead a hardened criminal.
Directing: Michael Keillor · Writing: Jed Mercurio · Starring: Will Mellor, Shaun Parkes, Lisa Palfrey, Shane Gately
3x02 Episode 2
After the shooting at the drugs house, DC Fleming increases the pressure on Danny Waldron.
Directing: Michael Keillor · Writing: Jed Mercurio · Starring: Will Mellor, Shaun Parkes, Lisa Palfrey, Aiysha Hart
3x03 Episode 3
DS Steve Arnott believes there is a dark secret in Danny Waldron's past.
Directing: Michael Keillor · Writing: Jed Mercurio · Starring: Shaun Parkes, Lisa Palfrey, Kiran Landa, Adjoa Andoh
3x04 Episode 4
Fresh testimony launches AC-12 back on the trail of a corrupt officer.
Directing: John Strickland · Writing: Jed Mercurio · Starring: George Costigan, Shaun Parkes, Lisa Palfrey, Kiran Landa
3x05 Episode 5
Loyalties are divided when DS Steve Arnott comes under scrutiny from his colleagues.
Directing: John Strickland · Writing: Jed Mercurio · Starring: Aiysha Hart, Jonas Armstrong, Shashi Rami, Roy Heaybeard
3x06 Episode 6 Season Finale
DS Steve Arnott is arrested on suspicion of murder but continues to protest his innocence.
Directing: John Strickland · Writing: Jed Mercurio · Starring: Aiysha Hart, Shashi Rami, George Costigan, Joanne Crawford
Season 3 Cast
Martin CompstonDS Steve Arnott6 episodes
Adrian DunbarSI Ted Hastings6 episodes
Craig ParkinsonMatthew 'Dot' Cottan6 episodes
Arsher AliPC Harinderpal 'Hari' Baines6 episodes
Maya SondhiPC Maneet Bindra6 episodes
George Costigan6 episodes
Shaun ParkesCS Terry Reynolds4 episodes
Lisa PalfreyInsp Tracey McAndrew4 episodes
Aiysha HartDS Sam Railston4 episodes
Kiran LandaLaila Bains3 episodes
Adjoa AndohProsecution3 episodes
Julia DeardenJudge3 episodes
Poppy MillerDefence3 episodes
Will MellorRod Kennedy2 episodes
Rebecca O'MaraRachel2 episodes
Louis RolstonLinus Murphy2 episodes
Shashi RamiChief Constable2 episodesAll Seasons
Season 12012 · 5 ep. · ★ 7.5
Season 22014 · 6 ep. · ★ 8.4
Season 42017 · 6 ep. · ★ 8.4
Season 52019 · 6 ep. · ★ 8.5
Season 62021 · 7 ep. · ★ 7.6Season 76 ep.Where to Watch Season 3 of Line of Duty
It is currently not available on the major streaming platforms.
Frequently Asked Questions
How many episodes does Line of Duty season 3 have?
Season 3 of Line of Duty has 6 episodes.
When did Line of Duty season 3 premiere?
It premiered on March 24, 2016.
Where to watch Line of Duty season 3?
Currently not available on the major subscription platforms (availability may vary by country).
What is the best episode of Season 3?
According to the TMDB audience rating, episode 3x06, "Episode 6," with a 9.1.