poster

Betrayal (2026)

John Hughes joined MI5 during the war on terror and was at the forefront of averting the biggest terrorist plots on UK soil. Now in his mid 40s and married with two children he’s struggling to adapt to the new MI5, where threats to national security have changed and he’s forced to adapt to the values of a progressive work environment.

Released Feb. 8, 2026 192 min Episode 48 min None+

Genres: Crime, Mystery

Keywords: tmdb.british-spy, tmdb.mi5

Production Companies: Mammoth Screen

Network: ITV1

Country: United Kingdom
Production Country: United Kingdom
Languages: English

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10
/1/
Season 1
4 episodes

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ITV1
192 min
48 min/ep
Feb. 8, 2026
Feb. 8, 2026, midnight
Returning Series
NR