An occupation drama about a group of Czech scientists who, in a remote factory, investigate how to produce the vital penicillin as easily as possible - but for a long time they have been unable to find the only right mould to use as a base.
Karel Meister | Vlastimil Hašek | Karel Vochoč | Kamil Bešťák | Vladimír Čech st. | Zdena Bittlová | Nora Hauffová | Jana Andresíková | Václav Neužil | Miloš Vavruška | Jaroslava Šebestová | Jan Jakl | Traute Sense | Oldřich Velen | Erik Vacek | Jindřich Narenta | Ota Sklenička | Václav Vydra | Norbert Chotaš | Boris Černý | Jiří Zach | Karel Fiala | Karel Havránek | Lena Birková | Miloslav Šindler | Luděk Munzar | Jiří Němeček | Alena Kreuzmannová