Old Woman Babushka
Soldier
Lyudmilla Ignatenko
Survey Soldier
Valery Legasov
Boris Shcherbina
General Tarakanov
Pavel
Garo
Bacho
Janek
Ulana Khomyuk
Elderly Librarian
KGB Agent Library
Jughashvili (Robot Operator)
Anatoly Dyatlov
Site Officer Masha
Biorobot
Biorobot Soldier
Mass (uncredited)
Airman Pavel (uncredited)