A movie novel about academician Kostromin, whose prototype was Ukrainian scientist V. I. Vernadsky (1863-1945).
Georgi Taratorkin
Irina Pechernikova
Valentin Smirnitskiy
Leonid Kayurov
Marina Levtova
Pauls Butkevics
Valentin Golubenko
Anastasiya Ivankova
