Cast
Jared Harris
Jared Harris

Valery Legasov

 Jessie Buckley
Jessie Buckley

Lyudmilla Ignatenko

 Emily Watson
Emily Watson

Ulana Khomyuk

 Stellan Skarsgård
Stellan Skarsgård

Boris Shcherbina

 Adam Nagaitis
Adam Nagaitis

Vasily Ignatenko

 Sam Troughton
Sam Troughton

Alexandr Akimov
Crew
Johan Renck
Johan Renck

Director

 Sanne Wohlenberg
Sanne Wohlenberg

Producer

 Craig Mazin
Craig Mazin

Writer

 Jinx Godfrey
Jinx Godfrey

Editor

 Jakob Ihre
Jakob Ihre

Cinematographer

 Hildur Guðnadóttir
Hildur Guðnadóttir

Music Director