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.
MUDr. Bohumír Benda
Alena
Narrator (voice)
MUDr. Bohumír Benda (voice)
Alena (voice)
