The Undeclared War (2022–)

Simon Pegg

Danny Patrick 6 episodes, 2022

Maisie Richardson-Sellers

Kathy Freeman 6 episodes, 2022

Adrian Lester

Andrew Makinde 6 episodes, 2022

Tom McKay

Max K 6 episodes, 2022

Joss Porter

Phil 6 episodes, 2022

Jamie Muscato

Finn 4 episodes, 2022

Julie Barclay

Sally J 3 episodes, 2022

Aysha Kala

Amina 2 episodes, 2022

Irena Tyshyna

Senior Russian News Reporter 2 episodes, 2022

Yanina Hope

FSB Lecturer 2 episodes, 2022

Brendan Purcell

Ted 2 episodes, 2022

Gavi Singh Chera

Sajid / ... 2 episodes, 2022

Chike Chan

Chen 2 episodes, 2022

Ernest Gromov

Varvara 2 episodes, 2022

Mark Rylance

John Yeabsley 1 episode, 2022

Alex Jennings

David Neal 1 episode, 2022

Edward Holcroft

James Cox 1 episode, 2022

Alex Reid

Col Pauline Keefe 1 episode, 2022

Robert Cavanah

Campbell Scott 1 episode, 2022

Andrew Rothney

Rich T 1 episode, 2022

Nitin Ganatra

Ahmed Parvin 1 episode, 2022

Victoria Broom

Alex 1 episode, 2022

Melanie Gutteridge

Chrissie 1 episode, 2022

John Schwab

Matthew Mitchie 1 episode, 2022

Andrew Byron

Supervisor 1 episode, 2022

Shazia Nicholls

Mrs. Rama 1 episode, 2022

Janina Elkin

Ludmilla Trusova 1 episode, 2022

Oliver Powell

Daz Wisniewski 1 episode, 2022

Alex Romashov

Pyotr 1 episode, 2022

Bharti Patel

General Landsman 1 episode, 2022

Helena Dennis

Kidnapper 1 episode, 2022

Rick Bithell

ITN Reporter 1 episode, 2022

Jessica Layde

Sandy Bishop 1 episode, 2022

Kirsty Hoiles

Caroline Fitch 1 episode, 2022

Dan Ball

TV news cameraman (uncredited) 1 episode, 2022

Matthew Lee

EMC Staff Member (uncredited) 1 episode, 2022