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.

Cast:Karel Meister, Vlastimil Hašek, Karel Vochoč, Kamil Bešťák, Vladimír Čech, Zdena Bittlová,

Genre:Drama,

country:Czechoslovakia,

Production:Filmové studio Barrandov,