Jared Harris

Valery Legasov

5 Episodes

Stellan Skarsgård

Boris Shcherbina

5 Episodes

Emily Watson

Ulana Khomyuk

5 Episodes

Paul Ritter

Anatoly Dyatlov

5 Episodes

Jessie Buckley

Lyudmilla Ignatenko

5 Episodes

Adam Nagaitis

Vasily Ignatenko

5 Episodes

Sam Troughton

Alexandr Akimov

5 Episodes

Robert Emms

Leonid Toptunov

5 Episodes

Con O'Neill

Viktor Bryukhanov

5 Episodes

Adrian Rawlins

Nikolai Fomin

5 Episodes

Alan Williams

KGB Chairman Charkov

5 Episodes

David Dencik

Mikhail Gorbachev

5 Episodes

Mark Lewis Jones

General Pikalov

5 Episodes

Ralph Ineson

General Tarakanov

5 Episodes

Barry Keoghan

Pavel

5 Episodes

Alex Ferns

Glukhov

5 Episodes

Fares Fares

Bacho

5 Episodes

Michael McElhatton

Prosecutor Andrei Stepashin

5 Episodes

Michael Socha

Mikhail

3 Episodes

Karl Davies

Viktor Proskuryakov

3 Episodes

Jan Ricica

Oksana's Kid

3 Episodes

Ron Cook

Old Maternity Doctor

2 Episodes

Donald Sumpter

Zharkov

2 Episodes

Philip Barantini

Bezpalov

2 Episodes

Oscar Dyekjær Giese

Baranov

2 Episodes

Baltasar Breki Samper

Ananenko

2 Episodes

Gerard Kearns

Pravik

2 Episodes

Povilas Jatkevičius

Kibenok

2 Episodes

Darius Petkevičius

Local Husband

2 Episodes

Amanda Drew

Kremlin Aide Female

2 Episodes

Jamie Sives

Sitnikov

2 Episodes

Douggie McMeekin

Yuvchenko

2 Episodes

Cait Davis

Local Wife at Bar

2 Episodes

Michael Shaeffer

Blond Man

2 Episodes

Adam Lundgren

Brazhnik

2 Episodes

Billy Postlethwaite

Boris Stolyarchuk

2 Episodes

Jay Simpson

Perevozchenko

2 Episodes

Ross Armstrong

Nikolai Gorbachenko

2 Episodes

Paulius Markevičius

Aleksandr Kudryavstev

2 Episodes

Joshua Leese

Kirschenbaum

2 Episodes

Karolis Kasperavičius

Viktor Degtaryenko

2 Episodes

Sam Strike

Misha

1 Episodes

Sammy Hayman

Titenok

1 Episodes

Matas Dirginčius

Vladimir Tishchura

1 Episodes

Caolan Byrne

Day Shift Worker

1 Episodes

Stephen Bisland

Night Shift Worker

1 Episodes

Alex Blake

Petrovich

1 Episodes

Matthew Needham

Dmitri

1 Episodes

Rosie Sheehy

Nurse Pripyat

1 Episodes

Tomas Žaibus

Soldier (Hospital)

1 Episodes

Peter Guinness

Major Burov

1 Episodes

Laurence Spellman

Commission Heli Pilot

1 Episodes

Alison Pargeter

BCP HQ Aide Female

1 Episodes

Victor McGuire

Garanin

1 Episodes

Sakalas Uždavinys

Ilya Ivanovich Chulkov

1 Episodes

Aidas Jurgaitis

Soldier (Shelter)

1 Episodes

Aiste S. Gram

Bartender in Polyissa Hotel

1 Episodes

Daniel Crossley

Stasiuk

1 Episodes

Lucy Russell

Marina Gruzinskaya

1 Episodes

Diarmaid Murtagh

Zukauskas

1 Episodes

Natasha Radski

Russian News Reader

1 Episodes

Yitzchak Averbuch

General

1 Episodes

Joe Tucker

Plant Employee

1 Episodes

Caoilfhionn Dunne

Yenina

1 Episodes

Pandora Colin

Dr. Vetrova

1 Episodes

Rachel Atkins

Niyazova

1 Episodes

James Cosmo

Miner

1 Episodes

Arnas Danusas

Soldier (Miner's Bus)

1 Episodes

Michael Colgan

Mikhail Shadov

1 Episodes

James Kermack

Miner

1 Episodes

Karolis Vilkas

Miner

1 Episodes

June Watson

Old Woman Babushka

1 Episodes

Josef Altin

Soldier

1 Episodes

Sergejus Ivanovas

Survey Soldier

1 Episodes

Alexej Manvelov

Garo

1 Episodes

Josef Davies

Janek

1 Episodes

Velta Žygurė

Elderly Librarian

1 Episodes

Paulius Cizinauskas

KGB Agent Library

1 Episodes

Mark Bagnall

Jughashvili (Robot Operator)

1 Episodes

Ian Pirie

Site Officer Masha

1 Episodes

Andrew Sheridan

Biorobot

1 Episodes

Lukas Malinauskas

Biorobot Soldier

1 Episodes

Marius Karolis Gotbergas

Biorobot Soldier

1 Episodes

Simonas Dovidauskas

KGB Driver

1 Episodes

Hilton McRae

Judge Milan Kadnikov

1 Episodes

Kieran O'Brien

Khodemchuck

1 Episodes

Šarūnas Datenis

Soldier (Reactor Site)

1 Episodes

Deividas Breivė

Soldier (Mobile Office)

1 Episodes