Casting (30)
Jared Harris
Valery Legasov
Stellan Skarsgård
Boris Shcherbina
Emily Watson
Ulana Khomyuk
Paul Ritter
Anatoly Dyatlov
Jessie Buckley
Lyudmilla Ignatenko
Adam Nagaitis
Vasily Ignatenko
Sam Troughton
Alexandr Akimov
Robert Emms
Leonid Toptunov
Con O'Neill
Viktor Bryukhanov
Adrian Rawlins
Nikolai Fomin
Alan Williams
KGB Chairman Charkov
David Dencik
Mikhail Gorbachev
Mark Lewis Jones
General Pikalov
Ralph Ineson
General Tarakanov
Barry Keoghan
Pavel
Alex Ferns
Glukhov
Fares Fares
Bacho
Michael McElhatton
Prosecutor Andrei Stepashin
Laura Elphinstone
Oksana
Michael Socha
Mikhail
Karl Davies
Viktor Proskuryakov
Jan Ričica
Oksana's Kid
Nadia Clifford
Dr. Svetlana Zinchenko
Ron Cook
Old Maternity Doctor
Donald Sumpter
Zharkov
Philip Barantini
Bezpalov
Oscar Dyekjær Giese
Baranov
Baltasar Breki Samper
Ananenko
Gerard Kearns
Pravik
Povilas Jatkevičius
Kibenok