Gemma Arterton
Rafe Spall
Alexander Terentyev
Roger Allam
Avi Nash
Mark Stanley
Alex Kingston
Amaka Okafor
Khalid Abdalla
Aoife Hinds
Season 15 episodes · 2026
TV SERIES
Secret Service
When 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.
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