An interstellar expedition is sent to study a strange planet. Despite the fact that creatures from various Earth time periods inhabit the world, the natives possess metal swords, even though they should have no knowledge of such weaponry.

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Main Cast: Sergey Zhigunov, Marina Levtova, Nikolai Karachentsov, Dmitriy Pevtsov, Igor Yasulovich, Zhanna Prokhorenko, Volodymyr Talashko, Andrey Leonov, Sergey Bystritskiy, Anatoliy Mambetov

Director: Yuriy Moroz

Writer: Kir Bulychyov

Editor: Valentina Mironova

Cinematographers: Alexander Filatov, Aleksandr Krupnikov

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