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