Line of Duty s creator Jed Mercurio shared a cryptic post after the finale on Sunday night as the show s future hangs in the balance.
The writer, 55, shared a picture of the AC-12 sign to his Twitter after the episode had aired and simply captioned it: Carry the fire , which gave no indication if there will be a seventh series or not.
BBC bosses are yet to confirm whether the show will return, despite an average of 13 millions viewers tuning in for the latest series, which faced multiple delays due to the Covid pandemic.
Uncertain: Line of Duty s creator Jed Mercurio shared a cryptic post after the final on Sunday night as the show s future hangs in the balance
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The actor, who has played Buckells throughout the show s first, fourth and sixth series, had a smile on his face as his on-screen alter-ego was finally unmasked after years of questions and theories.
Sunday s finale left fans fuming as it and the mysterious antagonist H was finally unmasked.
Surprise star: The actor played DCI Ian Buckells in the BBC police drama, who was revealed to be the mysterious Fourth Man in Sunday s series six finale
Stocking up? Nigel opted for a casual grey jumper emblazoned with a yellow lightning symbol as he grabbed a box of croissants during his outing
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