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