"A story of Igor Kurchatov - a father of Soviet nuclear weapons."
Sergey Bondarchuk
as Igor Kurchatov
Georgi Zhzhyonov
as Vitaliy Zubavin
Nikolai Volkov St.
as Abram Ioffe
Irina Skobtseva
as Marina Kurchatova
Nikolay Burlyaev
as Fedya
Alla Pokrovskaya
as Tanya
Yakov Tripolsky
as Stalin
Mikhail Ulyanov
as Zhukov
Sergei Yursky
as Robert Oppenheimer
Oleg Basilashvili
as Boris Pash
Alla Demidova
as Jane
Innokentiy Smoktunovskiy
as Roosevelt
Fritz Diez
as Hitler
Igor Talankin
Director
Daniil Granin
Novel
Writer
