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Cast
Zdena Herfortová
Eva Svozilová
Oldřich Vykypěl
ROH chairman
Vilém Pfeiffer
Bartoněk (uncredited)
Milan Pásek
Institute director (uncredited)
Jan Tříska
Jan Svozil
Miroslav Donutil
Assistant (uncredited)
Jana Hlaváčková
Vlasta Martínková
Zdeněk Maryška
Assistant (uncredited)
Gabriela Wilhelmová
Hana
Jana Gazdíková
Secretary (uncredited)