Name	Known for
Gary Oldman Jackson Lamb Jackson Lamb See fewer	Tinker Tailor Soldier Spy (2011)
Jack Lowden River Cartwright River Cartwright See fewer	Small Axe (2020)
Kristin Scott Thomas Diana Taverner Diana Taverner See fewer	Gosford Park (2001)
Saskia Reeves Catherine Standish Catherine Standish See fewer	Luther (2010)
Christopher Chung Roddy Ho Roddy Ho See fewer	Slow Horses (2022)
Aimee-Ffion Edwards Shirley Dander Shirley Dander See fewer	Slow Horses (2022)
Jonathan Pryce David Cartwright David Cartwright See fewer	The Two Popes (2019)
James Callis Claude Whelan Claude Whelan See fewer	Slow Horses (2022)
Hiba Bennani Tara Tara See fewer	Slow Horses (2022)
Ruth Bradley Emma Flyte Emma Flyte See fewer	Slow Horses (2022)
Tom Brooke JK Coe JK Coe See fewer	Empire of Light (2022)
Samuel West Peter Judd Peter Judd See fewer	Howards End (1992)
Monty Ben Farouk Farouk See fewer	Slow Horses (2022)
Fady Elsayed Kamal Kamal See fewer	My Brother the Devil (2012)
Ahmed Elmusrati Sami Sami See fewer	FBI: International (2021)
Nick Mohammed Mayor Zafar Jaffrey Mayor Zafar Jaffrey See fewer	The Martian (2015)
Ed Kear Duncan Macrae Duncan Macrae See fewer	The Batman (2022)
Rebecca Dyson-Smith Agent Smith Agent Smith See fewer	Slow Horses (2022)
Rachwan Magdi Libyan Ambassador (as Magdi-Rachwan) Libyan Ambassador (as Magdi-Rachwan) See fewer	Three Kings (1999)
Bally Gill Agent Singh Agent Singh See fewer	Allelujah (2022)
Andre Nightingale Dog at Embassy Dog at Embassy See fewer	The Batman (2022)
Anthony Grundy Jaffrey Security Jaffrey Security See fewer	The Interceptor (2015)
Margot Richardson Mary Pat Lennard Mary Pat Lennard See fewer	Set the Thames on Fire (2015)
Christian Bradley Agent Jim Agent Jim See fewer	Slow Horses (2022)
Nigel Pilkington Dog Walker Dog Walker See fewer	Thomas & Friends: Big World! Big Adventures! (2018)
Jorge Leon MI5 Dog (uncredited) MI5 Dog (uncredited) See fewer	Mission: Impossible - The Final Reckoning (2025)