Betrayal (2026)

Season 1

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.

Where to Watch Betrayal (2026) • Season 1

4 Episodes

Piles
E1
PilesThe first episode of a thrilling espionage series. When a meeting with an informant turns fatal, MI5 agent John Hughes believes that there is a deadly conspiracy behind it.
Ordinary Milk
E2
Ordinary MilkThrilling espionage series. John is convinced that he has exposed an assassination plot - and about to discover that his wife is getting attention from a colleague.
A Thing, Thing
E3
A Thing, ThingAs John tries to track down an elusive Iranian general, he becomes increasingly convinced that he is being deceived at work and at home.
Soup to Nuts
E4
Soup to NutsJohn must escape captivity to intercept the attack, but those who want it to proceed will stop at nothing.