Secret ServiceWhen the enemy is closer than you think, who do you trust?
A British intelligence officer Kate Henderson races against time to uncover a UK politician's potential ties with the Kremlin, risking her reputation and family, as a murder and election loom.
WriterTom Bradby
Episode 1
Apr 27, 2026
An MI6 agent learns that there is a Russian asset in the UK Cabinet.
Episode 2
Apr 28, 2026
Kate suspects that her agent is in danger and, defying orders, prepares to rescue her.
Episode 3
May 3, 2026
Kate's bold rescue mission in Malta backfires and she draws flak from all sides.
Episode 4
May 4, 2026
The pressure mounts on Kate when the Russians target her family, and Rav follows clues to Geneva.
Episode 5
May 5, 2026
Kate runs Cyclops in an audacious mission inside Moscow Secret Service HQ to finally trap the MI6 mole.
