cast
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Jan Kanyza
Karel Vojta
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Valentina Shendrikova
Dr. Margarita Aleksandrovna
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Boris Shcherbakov
Arkadiy Voyvodin
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Anatoliy Solonitsyn
Lev Nikolayevich Slivin
- Viktor Gogolev Aleksandr Aleksandrovich Borisov
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Evgeniy Leonov-Gladyshev
Misha
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Vladimír Ráž
Josef Vendler
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Vítězslav Jandák
Sláveček Žlabíček
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Jan Pohan
Šembera
- Jan Krafka Lukeš
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Viktor Ilichyov
Viktor
- Tomáš Sedláček Young Designer
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Jiří Lír
Engineer
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Miloslav Homola
Engineer
- Žofie Veselá Nurse
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Hana Čížková
Blonde
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Jitka Zelenohorská
Shop Assistant
- Olga Blechová Shop Assistant
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Jarmila Smejkalová
Karel's Mother
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Nina Ruslanova
Coordinator
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Bohumil Švarc
Chief Engineer
- Dušan Kuric Driver
- Milan Pěkný Driver
- Ľudovít Sleš Driver
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Pavel Kashlakov
Inspector
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Jorga Kotrbová
Dr. Margarita Aleksandrovna (voice)
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Miroslav Moravec
Arkadiy Voyvodin (voice)
- František Vicena Lev Nikolayevich Slivin (voice)
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Otakar Brousek
Aleksandr Aleksandrovich Borisov (voice)
- Jiří Novotný Misha (voice)
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Vilém Besser
Viktor (voice)
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Simona Stašová
Coordinator (voice)
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Miroslav Zounar
Inspector (voice)