Line of Duty: Series 4 confirmed, but will ‘Dot’ Cottan get his come-uppance in Series 3 finale?

The critically-acclaimed police drama is ending its current run with a 90-minute final episode
End of the line: will Matthew 'Dot' Cottan get caught out in the final episode of Line of Duty?
BBC/World Productions/Steffan Hill
Ben Travis29 April 2016

If you want to talk about the biggest shocks in British TV from the year so far, three of them have all come from the latest series of Line of Duty

In the first episode of Series 3, new main character Sgt Danny Waldron was – SPOILER ALERT – bumped off with a grisly surprise death.

Then came the second shock – SPOILER ALERT, AGAIN – that Keeley Hawes’ character DI Lindsay Denton was back, after being sent to prison for life in Series 2.

As if that wasn’t enough, Denton was – SPOILER ALERT, OBVIOUSLY – bumped off at the end of Episode 5 by AC-12’s own ‘Dot’ Cottan after she discovered his link to paedophile Tommy Hunter and refused to take £100,000 to keep her silence.

All of which leads us to the series finale, a 90-minute special that should give every character space to breathe – even if the audience will be holding theirs.

Will it finally be the end for ‘The Caddy’, or will Cottan manage to keep his criminal side a secret?

And with DS Steve Arnett arrested on suspicion of murder, can he prove his innocence?

Line of Duty Series 3

1/8

Expect more pulse-pounding interrogations and heart-stopping surprises as the critically-acclaimed series draws to a close – and start mentally preparing yourself for Series 4.

Yes, it’s actually happening! Now, please don't make us wait for two years this time.

BBC Two, 9pm

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