?
Fedor Alexandrovich
Himself
?
Andrei Alexandrovich
Fedor's Father
?
Igor Alexandrovich
Fedor's Son
?
Natalia Baranovskaya
Chernobyl Historian
?
Andrei Bilyk
Chernobyl Chief Engineer
?
Fedor Chebanenko
Duga Data Commander
?
Charlie D'Agata
Himself - CBS News Foreign Correspondent (archive footage)
?
Anatoly Duatlov
Chernobyl Engineer
?
Fedor Dubrovka
Radar Professor
Михаил Горбачёв
Former President Russia (archive footage)