BBC to start talks over Line of Duty future after finale sets ratings record Where could the show go next after the unmasking of H in the concluding episode of the sixth series 13:00, 3 MAY 2021 Updated The video will auto-play soon8Cancel Play now Subscribe When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Whether you were satisfied or disappointed by the Line of Duty finale, there's no doubt it has set tongues wagging about whether that was the end of the show for good.