WARNING: SPOILERS FOR LINE OF DUTY'S SERIES SIX FINALE Fans were stunned to learn the identity of the elusive 'H' after years of questions, red herrings and fan theories The reveal left some viewers underwhelmed, especially as the episode ended on a somewhat cliffhanger, with on-screen text noting the team of AC-12 had 'never been weaker' Among questions unanswered were the future of AC-12, whether Hastings will face action for revealing Corbett's is an Undercover Officer and whether there is another leader of the Organised Crime Group BBC bosses are yet to confirm whether the show will return for a seventh series, despite an average of 13 millions viewers tuning in for the latest series, which faced multiple delays due to the Covid pandemic