Fedor Alexandrovich

Himself

Acting

Andrei Alexandrovich

Fedor's Father

Acting

Igor Alexandrovich

Fedor's Son

Acting

Natalia Baranovskaya

Chernobyl Historian

Acting

Andrei Bilyk

Chernobyl Chief Engineer

Acting

Fedor Chebanenko

Duga Data Commander

Acting

Charlie D'Agata

Himself - CBS News Foreign Correspondent (archive footage)

Acting

Anatoly Duatlov

Chernobyl Engineer

Acting

Fedor Dubrovka

Radar Professor

Acting

Mikhail Gorbachev

Former President Russia (archive footage)

Acting

Viktor Yanukovich

Former President Ukraine (archive footage)

Acting

Georgiy Kopchinski

Last Soviet Head of Atomic Energy

Acting

Vladimir Komarov

Head of Chernobyl Investigation Committee

Acting

Vitali Klytsjko

Mayor of Kiev

Acting

Boris Gorbachev

Acting