Peter Firth as Harry Pearce

Kit Harington as Will Holloway

Elyes Gabel as Adem Qasim

Jennifer Ehle as Geraldine Maltby

Tim McInnerny as Oliver Mace

Tuppence Middleton as June Keaton

Eleanor Matsuura as Hannah Santo

David Harewood as Francis Warrender

Lara Pulver as Erin Watts

Hugh Simon as Malcolm Wynn-Jones

Ronan Summers as Ed Lansbury

Elliot Levey as Philip Emerson

Geoffrey Streatfeild as Calum Reed

Michael Wildman as Robert Vass

Cosmo Jarvis as Dani Tasuev

Amra Mallassi as Hamza Ahmadi

Dominic Garfield as Ashur Al-Masry

Derek Horsham as Sofiane Matoub

Laura Swift as Hyperventilating MI5 Agent

David Wurawa as Salvatella

Paul Blackwell as Police officer

Elizabeth Conboy as Security woman

Graham Curry as MI5 Surveillance Analyst

Brian Hanford as US Marine

Jason Thomas Brown as Van driver in traffic jam

Maria Teresa Creasey as Information Desk Worker

Luke Harris as MI5 Agent

Amelia Donkor as Security Guard

Russell Wilcox as Parking Attendant

Dario Parlato as Henchman

Natasha Radski as Russian Girl

Oliver Gilbert as Aide

Shane Zaza as Sniper

Don Gayle as Prison Security Van Guard

Larissa Kouznetsova as FSB agent

Guy Warren-Thomas as Young Geeky Staffer

Max Cavenham as MI5 Agent