Line of Duty cast: full list of returning and guest stars | Radio Times
Your essential guide to the cast of Line of Duty.
www.radiotimes.comSupporting cast include across episodes, credited in full cast listings with Extras Wrangler credited in full listings. New and recurring faces for several seasons, including Steve Arnott, Kate Fleming, Ted Hastings, and other major roles. Recent summaries highlight new or recurring faces in later seasons, as well as detailed cast lists and character descriptions. Non-speaking roles credited under Extras in season entries. Line of Duty (2012-2026) cast also mirrors background and supporting credits across season arcs.