Yuri Demich as Aleksey Proshin

Lyudmila Nikolayeva as Natasha Voronina

Nikolay Gravshin as Nikolay Avdeev - talantlivyy uchyonyy

Boris Ivanov as Pyotr Begunov - direktor instituta

Vladimir Novikov as Leonid Polyakov - professor

Vladimir Sedov as Fyodor Lednyov

Yuriy Kazyuchits as Sergey Glinskiy

Rostislav Yankovsky as Antonov - zamestitel ministra

Alexandr Tkachenok as Roman

Aleksandr Denisov as Mikhaylov

Natalya Laburtseva as Sotrudnitsa laboratorii Lednyova

Vadim Vilskiy as секретарь парткома

Andrei Ankudinov as Kostya

Vyacheslav Solodilov as Igor Solovyov

Zhanneta Chetverikova-Drutskaya as Sekretarsha Begunova

Aleksandr Arzhilovskiy as Gost na novogodney vecherinke

Tatyana Burnakina as

Anatoliy Guryev as Sotrudnik laboratorii

N. Zhukova as

Sergey Ivanov as Odnoklassnik Proshina

Lyudmila Kormunina as Gostya na novogodney vecherinke

Aleksandr Kashperov as Uchastnik soveshchaniya

Vladimir Korpus as Gost na novogodney vecherinke

Nikolay Karpenko as

A. Kovalenko as

Yuriy Kornishin as Okeanolog

I. Kaleda as

Tatyana Lyukshinova as

Viktor Lebedev as Chlen partkoma

Maya Martynenko as

Ivan Matskevich as Gost na novogodney vecherinke

Sergey Mezentsev as

Marina Mezentseva as

Vasiliy Molodtsov as

Irina Narbekova as Gostya na novogodney vecherinke

Boris Nekrasov as

T. Romanova as

Sergey Sadovoy as

Evelina Sakuro as

Rostislav Shmyryov as Uchastnik soveshchaniya

O. Sidorov as

Vladimir Svetlov as

Anatoliy Terpitskiy as Sotrudnik laboratorii

Svetlana Turova as Gostya na novogodney vecherinke

Victor Rybchinskiy as