Secret Service

Secret Service

Secret Service

6.5 IMDb 6.6 (2K) Apr 2026 1 Season 5 Episodes 47m/ep

Returning Series

Crime Drama War & Politics

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.

Created by Tom Bradby

Potboiler Productions

🇬🇧 United Kingdom · English

Cast

Gemma Arterton

Gemma Arterton

Kate Henderson

Rafe Spall

Rafe Spall

Stuart Henderson

Mark Stanley

Mark Stanley

James Ryan

Alexander Terentyev

Alexander Terentyev

Sergei Malinski

Alex Kingston

Alex Kingston

Roger Allam

Roger Allam

C

Amaka Okafor

Amaka Okafor

Khalid Abdalla

Khalid Abdalla

Avi Nash

Avi Nash

Rav

Rochenda Sandall

Rochenda Sandall

Aoife Hinds

Aoife Hinds

Julie

Harley Barton

Harley Barton

Key Crew

James Marsh

James Marsh

Director

Farren Blackburn

Farren Blackburn

Director

Tom Bradby

Tom Bradby

Novel

Tom Bradby

Tom Bradby

Writer

Jemma Kennedy

Writer

Andrea Calderwood

Executive Producer

Gail Egan

Gail Egan

Executive Producer

Tom Bradby

Tom Bradby

Executive Producer

Chloe Sizer

Executive Producer

Episode 1

An MI6 agent learns that there is a Russian asset in the UK Cabinet.

Apr 27, 2026 47m ★ 5.5

Episode 2

Kate suspects that her agent is in danger and, defying orders, prepares to rescue her.

Apr 28, 2026 48m ★ 7.8

Episode 3

Kate's bold rescue mission in Malta backfires and she draws flak from all sides.

May 3, 2026 44m ★ 7.8

Episode 4

The pressure mounts on Kate when the Russians target her family, and Rav follows clues to Geneva.

May 4, 2026 45m ★ 7.5

Episode 5

Kate runs Cyclops in an audacious mission inside Moscow Secret Service HQ to finally trap the MI6 mole.

May 5, 2026 46m ★ 6.0

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