It's said to be the very end of the story, so we'll get to see one last sparring match between Gibson and Spector, as well as plenty of twists before the credits roll.
With Gibson and Anderson putting fresh evidence to Spector, the results are explosive…
His new-found friendship in the secure psychiatric facility develops, but the consequences are devastating, and elsewhere, Katie's struggling with incarceration, will she get help when Stella goes to see her?
The Fall, BBC2, 9pm
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