Line of Duty and, to be honest, we re still absolutely filled with questions.
Line of Dutyfans have been coming up with tonnes of theories about what will happen as season 6 develops, and it looks like they ve just landed on a pretty massive clue.
At the forefront of our many many questions about
Line of Duty is of course the identity of the elusive H - the fourth and (we think) final rogue police officer that AC-12 are trying to track down. However, we might not need to wonder much longer, as eagle-eyed viewers have spotted a huge clue that could point us towards H s identity.