TV Show Details
Air Date:February 8th, 2026
Last Air Date:February 16th, 2026
Network:ITV1
Status:Returning Series
Genres:Crime , Mystery
Original Language:English
Production Companies:Mammoth Screen
Betrayal (2026)
TV ShowITV1
Scripted
Audience Score
Plot
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.