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Gemma Arterton in first look at Secret Service – starring Doctor Who and Happy Valley actors

The upcoming series is adapted from the novel by ITV News anchor Tom Bradby.

Gemma Arterton as Kate Henderson in Secret Service

Potboiler Productions

Published: Thursday, 24 April 2025 at 12:17 pm

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ITV has released several first-look images for its upcoming espionage thriller Secret Service, which stars Gemma Arterton in the lead role.

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The stills were all taken on location in Malta's capital city of Valetta – where the five-part series has recently been filming – and give us multiples glimpses of Arterton's lead character, a senior MI6 officer named Kate Henderson, who is working on a dangerous covert investigation.

Meanwhile, supporting cast members Aoife Hinds (Dune: Prophecy), Alma Prelec (Fifteen-Love) and Avi Nash (Silo) can also be seen in the images.

You can find the new images throughout this page.

Gemma Arterton as Kate Henderson in Secret Service

Gemma Arterton as Kate Henderson in Secret Service. Potboiler Productions

The series is adapted from the topical novel by ITV News anchor Tom Bradby, and further cast members include Rafe Spall (Trying), Alex Kingston (Doctor Who), Mark Stanley (Happy Valley), Roger Allam (The Thick Of It), Amaka Okafor (Bodies) and Khalid Abdalla (The Crown).

Avi Nash as Rav and Gemma Arterton as Kate Henderson in Secret Service

Avi Nash as Rav and Gemma Arterton as Kate Henderson in Secret Service. Potboiler Productions

The synopsis teases: "Kate finds herself in a desperate race to uncover their identity. As a brutal murder thrusts her team into the spotlight, Kate must navigate the dangerous world of espionage while trying to hold her family together and protect her reputation."

Alma Prelec as Lena in Secret Service

Alma Prelec as Lena in Secret Service Potboiler Productions

The series also boasts an Oscar-winning director in James Marsh, who won Best Documentary for his 2008 film Man on Wire and also directed the Best Picture-nominated Stephen Hawking biopic The Theory of Everything in 2013.

When the project was announced last month, Arterton said: "I am delighted to be stepping into the world of such a topical and gripping espionage thriller with this talented creative team."

Aoife Hinds as Julie in Secret Service

Aoife Hinds as Julie in Secret Service Potboiler Productions

She added: "Collaborating with Tom Bradby, Jemma Kennedy [screenwriter], James Marsh, and the remarkable production team at Potboiler is incredibly exciting. I can’t wait to bring this story to life alongside the outstanding cast."

Meanwhile, Bradby said it was "unbelievably exciting to be on the cusp of filming this drama", adding that he was "really blown away by the quality of the cast" and that "the show could hardly be more timely and topical".

Secret Service will air on ITV1 and ITVX.

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Authors

Black and white cut-out portrait headshot of Patrick Cremona, smiling against a lime green background.

Patrick CremonaSenior Film Writer

Patrick Cremona is the Senior Film Writer at Radio Times, and looks after all the latest film releases both in cinemas and on streaming. He has been with the website since October 2019, and in that time has interviewed a host of big name stars and reviewed a diverse range of movies.

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