 Igor IlyinskyZaitsev | Zaitsev |
 Anastasiya GeorgiyevskayaVera Karpovna - sister-owner of the «Lipki» holiday house | Vera Karpovna - sister-owner of the «Lipki» holiday house |
 Serafima BirmanAnna Pavlovna - doctor of the «Lipki» holiday house | Anna Pavlovna - doctor of the «Lipki» holiday house |
 Vladimir VolodinFilipp Maksimovicg - door-keeper | Filipp Maksimovicg - door-keeper |
 Nina DoroshinaShura - cleaning lady of the «Lipki» holiday house | Shura - cleaning lady of the «Lipki» holiday house |
 Sergei MartinsonMiusov | Miusov |
 Irina ZarubinaZoya Valentinovna Dudkina - professor's wife | Zoya Valentinovna Dudkina - professor's wife |
 Rostislav PlyattDudkin - professor | Dudkin - professor |
 Tamara LoginovaKlava Ignatyuk | Klava Ignatyuk |
 Igor GorbachyovKostya Galushkin - husband of Klava Ignatyuk | Kostya Galushkin - husband of Klava Ignatyuk |
 Dina AndreevaPolina Eremeevna - Zaitsev's wife | Polina Eremeevna - Zaitsev's wife |
 Olga Arosevasecretary at Miusov | secretary at Miusov |
 Sergei Blinnikovvisitor to Miusov | visitor to Miusov |
 Yevgeniy Maksimovvisitor to Miusov | visitor to Miusov |
 Aleksandr Lebedevmedical orderly | medical orderly |
 Sergei Troitskymedical orderly | medical orderly |
 Mikhail Troyanovskyvacationer - on the roof of the «Lipki» holiday house | vacationer - on the roof of the «Lipki» holiday house |
 Tatyana Shukhmina-Shchukinavacationer - on the roof of the «Lipki» holiday house | vacationer - on the roof of the «Lipki» holiday house |
 Nikolai Chistyakovvacationer - on the roof of the «Lipki» holiday house | vacationer - on the roof of the «Lipki» holiday house |
 Zinaida Naryshkinahead typist (uncredited) | head typist (uncredited) |
| TTamara Yevgenyeva-IvanovaTypist (uncredited) | Typist (uncredited) |
