Secret Service

When the enemy is closer than you think, who do you trust?

2026 · Drama, War & Politics, Crime · 1 season(s) · 5 episodes

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.

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Episodes

1

Episode 1 2026-04-27
An MI6 agent learns that there is a Russian asset in the UK Cabinet.
2

Episode 2 2026-04-28
Kate suspects that her agent is in danger and, defying orders, prepares to rescue her.
3

Episode 3 2026-05-03
Kate's bold rescue mission in Malta backfires and she draws flak from all sides.
4

Episode 4 2026-05-04
The pressure mounts on Kate when the Russians target her family, and Rav follows clues to Geneva.
5

Episode 5 2026-05-05
Kate runs Cyclops in an audacious mission inside Moscow Secret Service HQ to finally trap the MI6 mole.

Cast

Gemma Arterton

Kate Henderson

Rafe Spall

Stuart Henderson

Mark Stanley

James Ryan

Alex Kingston

Rose

Roger Allam

Amaka Okafor

Khalid Abdalla

Avi Nash

Rav

Rochenda Sandall

Aoife Hinds

Julie

Harley Barton