Andrey Myagkov
Anton Dmitrievich Tikhomirov (young scientist)
Anatoli Papanov
Igor Mazin (investigator)
Irina Miroshnichenko
Inna Krotova (former lover)
Vladimir Zeldin
Diaghilev (professor and supervisor of Anton Tikhomirov)
Zhanna Prokhorenko
Irina Tikhomirova (ex-wife)
Albert Filozov
Ilya Rozhdestvensky (childhood friend and colleague)
Irina Reznikova
Svetlana Meshkova (fiancee of Anton Tikhomirov)
Aleksandr Surin
Director
Pavel Shestakov
Screenplay
Yuriy Nevskiy
Director of Photography
Igor Gelein
Eduard Artemyev
Original Music Composer
Antonina Burmistrova
Editor
Vera Romanova
Costume Design
Vladimir Filippov
Production Designer
