Ted Hastings exclamation mother of God! to the Jo Davidson revelation at the end of last night s Line of Duty pretty much summed up how many viewers felt as the action-packed episode came to a close.
DNA samples taken from PS Farida Jatri s home not only revealed DCI Davidson had been there, despite denying their personal relationship in the past, but also threw up a DNA match to someone else on the police database - a mystery blood relative of Davidson s.
And there was more than one blast from the past for long-time fans of the crime drama, as AC-12 visited bent lawyer James Jimmy Lakewell in prison to interview him after identifying him as the man who spoke to murdered journalist Gail Vella about police corruption.
Line Of Duty s 15 Most Jaw-Dropping Moments Ever, Ranked
From Cottan s urgent exit to DI Denton s death, what has topped our countdown?
If there’s one thing you can never accuse Line Of Duty of being, it’s boring.
Since debuting back in 2012, the BBC cop drama has continuously kept us on the edge of our seats with more twists and turns than the most colossal of theme park rides.
There’s been numerous links to the past, game changing revelations, explosive stunts and shock deaths galore.
With the sixth series now fully underway, we’re counting down Line Of Duty’s most jaw-dropping moments ever – from Cottan’s “urgent exit” to DI Denton’s death. But what has topped our countdown?
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