Watch Secret Service (2026) Online Free in HD

When the enemy is closer than you think, who do you trust?

2026 · Drama, War & Politics, Crime · 6.7/10 (36 votes) · 1 season · 5 episodes · Returning Series

Synopsis

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.

Creators & Crew

Created by Tom Bradby

Cast

• Gemma Arterton as Kate Henderson (Acting)
• Rafe Spall as Stuart Henderson (Acting)
• Alexander Terentyev as Sergei Malinski (Acting)
• Roger Allam as Sir Alan Brabazon (Acting)
• Avi Nash as Ravindra Sangvhi (Acting)
• Mark Stanley as Ryan Walker (Acting)
• Alex Kingston as Rose Trewen (Acting)
• Amaka Okafor as Imogen Conrad (Acting)
• Khalid Abdalla as Zak Hussein (Acting)
• Aoife Hinds as Julie Price (Acting)
• Rochenda Sandall as Melissa Morris (Acting)
• Lydia Leonard as Amanda Walker (Acting)

Seasons

• Season 1 (2026) — 5 episodes

Details

Genres: Drama, War & Politics, Crime

Language: English

Country: United Kingdom

Network: Potboiler Productions

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Secret Service is a 2026 drama, war & politics, crime series rated 6.7 out of 10 by 36 viewers on TMDB. The series follows: 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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