Mikhail Romm Director, Writer Aleksey Batalov Dmitri Gusev Actor Innokentiy Smoktunovskiy Ilya Kulikov Actor Tatyana Lavrova Lyolya Actor Nikolay Plotnikov Professor Sintsov Actor Sergey Blinnikov Actor Evgeni Evstigneev Nikolai Ivanovich Actor Mikhail Kozakov Actor Valentin Nikulin Actor Pavel Shpringfeld Actor Evgeniy Teterin Actor Aleksandr Pelevin Actor Daniil Khrabrovitsky Writer Dzhon Ter-Tatevosyan Original Music German Lavrov Cinematographer Yeva Ladyzhenskaya Film Editing Georgi Kolganov Production Design