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Line of Duty Returns: Unanswered Questions to Be Addressed
12 Dec
Summary
- Line of Duty Season 7 will begin filming in Belfast in Spring 2026.
- Steve Arnott, Kate Fleming, and Ted Hastings return in a new division.
- Season 7 will address lingering questions from previous seasons.

The highly anticipated seventh season of Line of Duty is confirmed to begin filming in Belfast in Spring 2026, with a six-part series planned. The return of the beloved police procedural will see the central trio – Martin Compston as Steve Arnott, Vicky McClure as Kate Fleming, and Adrian Dunbar as Ted Hastings – back in action. They will now operate within the Inspectorate of Police Standards, a new division formed after the disbanding of AC-12.
While details remain under wraps, Martin Compston has hinted that this new season will finally provide answers to some of the long-standing mysteries from previous installments. The official synopsis indicates the detectives will tackle their most sensitive case yet, involving a charismatic officer accused of serious misconduct. However, this case may serve as a distraction from an even larger, hidden threat.
Season 6 concluded the major 'H' storyline, revealing Ian Buckells as 'The Fourth Man.' Nevertheless, questions persist regarding the murders of Marcus Thurwell and his wife, and the potential involvement of Chief Constable Philip Osborne. Fans can expect these and other lingering plot threads to be addressed in the upcoming season, continuing the show's tradition of intricate plotting and suspense.




