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Secret Service

2026 · 45m per ep · 16 · English · United Kingdom

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.

6.7(105 reviews)

7.0317% popularity

At a glance

Details

First air date: Apr 27, 2026
Last air date: May 5, 2026
Status: Returning
Seasons: 1
Episodes: 5
Episode runtime: 45m
Original language: English
Country: United Kingdom
Network / platform: ITV1
Creator / showrunner: Tom Bradby
Certification: 16
Production companies: Potboiler Productions

Where to watch

Streaming availability has not been added yet.

Keywords

spyespionagemi6british spybritish politicsrussian spybritish intelligence

Seasons & episodes

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

Media

Reviews & ratings

6.7

105 community reviews

AR
Alex Rivera5.7/103/18/2026
Binge-worthy
Every episode leaves you wanting more. The character arcs are exceptional.
52 found helpful
JK
Jordan Kim6.7/103/14/2026
Peak television
One of the best shows in its genre — tightly written and beautifully acted.
44 found helpful
SP
Sam Patel7.699999999999999/103/10/2026
Must-watch series
The season finales alone are worth the watch.
36 found helpful
ML
Morgan Lee5.7/103/6/2026
Brilliant writing
Gripping from the first scene. Already recommending to everyone.
28 found helpful
CW
Casey Wong6.7/103/2/2026
Slow burn payoff
Takes a few episodes to hit stride, then it's unstoppable.
20 found helpful