Share this article This Sunday night brings us the season 6 finale of Line Of Duty. The BBC police drama has kept us on the edge of our seats throughout lock-down and all eyes will be on AC-12 this weekend as we hope to finally unmask the final H. Originally penned to be a six-part season, the BBC added an extra episode and we’re glad they did. So far we’ve had plot twists, murders, and more famous one-liners from Spt. Ted Hastings (Adrian Dunbar). The trailer for the final episode was released this week and leaves us with so many questions, with many fans of the show speculating AC-12’s Kate Fleming could be the 4