Secret Service
When the enemy is closer than you think, who do you trust?
162026•47m•6.6/10
DramaWar & PoliticsCrime
Ratings
🎬TMDb
6.6/10(27)
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.
Production
Potboiler Productions
Language
EN
Status
Returning Series
First Aired
April 27, 2026
Last Aired
May 5, 2026
Networks
ITV1
Created By
Tom Bradby
Trailers & Videos
Where to Watch
Region US · Lang EN
US
No providers available for this region.
Available in Your Library
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season
E1
Episode 1
Air date: 2026-04-27
An MI6 agent learns that there is a Russian asset in the UK Cabinet.
E2
Episode 2
Air date: 2026-04-28
Kate suspects that her agent is in danger and, defying orders, prepares to rescue her.
E3
Episode 3
Air date: 2026-05-03
Kate's bold rescue mission in Malta backfires and she draws flak from all sides.
E4
Episode 4
Air date: 2026-05-04
The pressure mounts on Kate when the Russians target her family, and Rav follows clues to Geneva.
E5
Episode 5
Air date: 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
Alexander Terentyev
Sergei Malinski
Roger Allam
Sir Alan Brabazon
Avi Nash
Ravindra Sangvhi
Mark Stanley
Ryan Walker
Alex Kingston
Rose Trewen
Amaka Okafor
Imogen Conrad
Khalid Abdalla
Zak Hussein
Aoife Hinds
Julie Price
Rochenda Sandall
Melissa Morris
Lydia Leonard
Amanda Walker
Steven Elder
Anthony Fletcher
Alma Prelec
Lena Savic
Galaxie Clear
Fiona Henderson
Harley Barton
Gus Henderson
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