

A West German concern is conducting secret negotiations with an interested state on the production of an atomic bomb. The son of the head of the concern, realizing the enormity and scope of his father's activities, interrupts the negotiations and returns home with the intention of publicizing his father's activities.

Vsevolod Safonov

Donatas Banionis

Pavel Pankov

Nikolai Gritsenko

Igor Ledogorov

Juozas Budraitis

Eve Kivi

Einari Koppel

Evgeniy Evstigneev

Boris Ivanov

Aleksandr Vokach

Suimenkul Chokmorov

Reiko Suita

Tamara Degtyaryova

Igor Kashintsev

Yekaterina Vasilyeva

Raisa Kurkina

Yevgeniya Khanayeva

Aleksandr Kalyagin

Oleg Basilashvili