Secret Service

Secret Service (2026)

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

Drama War & Politics Crime

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.

star 6.8
  • First Air Date: 2026-04-27
  • Last Air Date: 2026-05-05
  • Total Seasons: 1
  • Total Episodes: 5
  • Episode Runtime: 47 min.
  • Network: ITV1
  • Creator: Tom Bradby

Where to Watch Secret Service Online

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Seasons

  • Season 1

    5 Episodes

Trailer

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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