Secret Service poster

Secret Service poster

Secret Service

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

2026 1 Season 6.6Series

DramaWar & PoliticsCrime

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.

Where to Watch

Availability: United States

No regional provider information is available for United States.

Streaming availability data provided by JustWatch.

Episodes

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Top Cast

Gemma Arterton

Gemma Arterton

Kate Henderson · 5 eps

Rafe Spall

Rafe Spall

Stuart Henderson · 5 eps

Alexander Terentyev

Alexander Terentyev

Sergei Malinski · 5 eps

Roger Allam

Roger Allam

Sir Alan Brabazon · 5 eps

Avi Nash

Avi Nash

Ravindra Sangvhi · 5 eps

Mark Stanley

Mark Stanley

Ryan Walker · 5 eps

Alex Kingston

Alex Kingston

Rose Trewen · 5 eps

Amaka Okafor

Amaka Okafor

Imogen Conrad · 5 eps

Khalid Abdalla

Khalid Abdalla

Zak Hussein · 5 eps

Aoife Hinds

Aoife Hinds

Julie Price · 5 eps

Rochenda Sandall

Rochenda Sandall

Melissa Morris · 5 eps

Lydia Leonard

Lydia Leonard

Amanda Walker · 5 eps

Steven Elder

Steven Elder

Anthony Fletcher · 5 eps

Alma Prelec

Alma Prelec

Lena Savic · 5 eps

Galaxie Clear

Galaxie Clear

Fiona Henderson · 5 eps

Harley Barton

Harley Barton

Gus Henderson · 5 eps

Crew

Directors

James Marsh

Director

Farren Blackburn

Director

Writers

Tom Bradby

Creator, Writer, Novel, Executive Producer

Jemma Kennedy

Writer

Producers

Tom Bradby

Creator, Writer, Novel, Executive Producer

Gail Egan

Executive Producer, Producer

Andrea Calderwood

Executive Producer

Cinematographers

Ole Bratt Birkeland

Director of Photography