A story of Igor Kurchatov - a father of Soviet nuclear weapons.

---

Main Cast: Sergey Bondarchuk, Georgi Zhzhyonov, Nikolai Volkov St., Irina Skobtseva, Nikolay Burlyaev, Alla Pokrovskaya, Yakov Tripolsky, Mikhail Ulyanov, Sergei Yursky, Oleg Basilashvili

Director: Igor Talankin

Writers: Daniil Granin, Igor Talankin

Editor:

Cinematographer:

---

Popular Double Features