In a world after the nuclear apocalypse a scholar helps a small group of children and adults survive, staying with them in the basement of the former museum of history. In his mind he writes letters to his son — though it is obvious that they will never be read.

• Lenfilm
• Pervoe Tvorcheskoe Obyedinenie
• Rolan Bykov
• Iosif Ryklin
• Aleksandr Sabinin
• Nora Gryakalova
• Vadim Lobanov
• Viktor Mikhaylov
• Vera Mayorova
• Svetlana Smirnova