1h 13m
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Adventure
Actress Brio working in a cafe "The Happy Canary", does not suspect that her new acquaintances Brianski and Lugovec are Communists sent by an underground committee to fight the enemy's counter-intelligence.
Galina Kravchenko
Mademoiselle Brio, variety show artist
Andrey Fayt
Lugovets
Ada Vojtsik
Lugovets's wife
Yury Vasilchikov
Adjutant for the chief of secret intelligence
Mikhail Doronin
Chief of secret counterintelligence
Vsevolod Pudovkin
Illusionist
Aleksandr Chistyakov
Worker
Vladimir Tsoppi
(uncredited)