Directed by Johan Renck Written by Craig Mazin   Cast Jared Harris ... Valery Legasov Michael Shaeffer ... Blond Man Jessie Buckley ... Lyudmilla Ignatenko Adam Nagaitis ... Vasily Ignatenko Paul Ritter ... Anatoly Dyatlov Sam Troughton ... Alexandr Akimov Joshua Leese ... Kirschenbaum Robert Emms ... Leonid Toptunov Adam Lundgren ... Brazhnik Karl Davies ... Viktor Proskuryakov Paulius Markevicius ... Aleksandr Kudryavtsev Jay Simpson ... Perevozchenko Billy Postlethwaite ... Boris Stolyarchuk Ross Armstrong ... Nikolai Gorbachenko Douggie McMeekin ... Yuvchenko Karolis Kasperavicius ... Viktor Degtaryenko Sam Strike ... Misha Gerard Kearns ... Pravik Sammy Hayman ... Titenok Povilas Jatkevicius ... Kibenok Laura Elphinstone ... Oksana Michael Socha ... Mikhail Nadia Clifford ... Dr. Svetlana Zinchenko Ron Cook ... Old Maternity Doctor Con O'Neill ... Viktor Bryukhanov Adrian Rawlins ... Nikolai Fomin Jan Ricica ... Oksana's Kid Matas Dirgincius ... Vladimir Tishchura Jamie Sives ... Sitnikov Caolan Byrne ... Day Shift Worker Stephen Bisland ... Night Shift Worker Alex Blake ... Petrovich Donald Sumpter ... Zharkov Stellan Skarsgård ... Boris Shcherbina (voice) Uncredited Cast Dainius Jucius ... Minister of Finance of Pripyat Roman Listopad ... Civilian Danguole Ragazinskaite ... Civilian Petras Simonis ... Dyatlov's Guard Tomas Zaibus ... Policeman Produced by Jane Featherstone   Chris Fry   Robert How   Olga Kashirina   Michael Kitaev   Jacqueline Lesko   Craig Mazin   Anne Mensah   Lina Miseikyte   Johan Renck   Gabriel Silver   Darko Skulsky   Tanya Sokolova   Carolyn Strauss   Gary Tuck   Sanne Wohlenberg   Jane Yatsuta   Original Music by Hildur Guðnadóttir

Additional Info Premiere: May 06, 2019 DVD Release: October 01, 2019 Blu-ray Release: October 01, 2019 Countries: Distributor: HBO Studios Websites: Production Companies Home Box Office (HBO) Sister Pictures (produced by) Sky Television The Mighty Mint (produced by) Word Games (produced by) Distributors Home Box Office (HBO)   (2019) (USA) (TV) HBO Max   (2020) (USA) (video) (VOD) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #126 / 20,871 Site Ranking