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PREMIERE · BBC IPLAYER
Season 2025 · Episode 1
Landed Mon, 18 Aug 2025 · 16:00 your time · 1 episode · 1h 0m
Season 2025 of Horizon premiered Monday, 18 August 2025 at 9pm UK time on BBC iPlayer.
- S2025E01Confessions of a Brain SurgeonHenry Marsh was one of Britain's leading neurosurgeons, operating on thousands of patients over a 40-year career, but after retiring he was diagnosed with advanced prostate cancer. As he awaits his own medical results, Henry tries to discover the lessons that can be learnt from a lifetime dedicated to neurosurgery, meeting the families of the patients who died in his care, as well as exploring the impact his work had on those closest to him, He reveals the huge emotional and personal challenges of a job where every day came with life-and-death decisions.
Horizon
61 seasons · 1172 episodes · airing
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