Secret Service (2026)
When the enemy is closer than you think, who do you trust?
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Overview
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.
Status: Returning Series
Creator: Tom Bradby
Where to Watch
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Top Cast
Gemma Arterton
Kate Henderson
Rafe Spall
Stuart Henderson
Mark Stanley
James Ryan
Alex Kingston
Rose
Roger Allam
C
Amaka Okafor
Khalid Abdalla
Avi Nash
Rav
Rochenda Sandall
Aoife Hinds
Julie
Harley Barton
Seasons
Season 1
Official Videos
Secret Service | Coming Soon | ITV