The young Soviet biologist is forced to contend with ... agents of imperialist intelligence. But, as befits a Soviet citizen, he steadfastly fights against the machinations of the enemy and emerges victorious.

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Main Cast: Aleksandr Demyanenko, Pavel Luspekayev, Algimantas Masiulis, Marina Yurasova, Gennadi Poloka, Steponas Kosmauskas, Natalya Zhuravel, Gennadi Nilov, Marina Yurasova

Director: Vladimir Grigoryev

Writers: Vladimir Grigoryev, Yuri Vasilyev

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Cinematographer:

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