Imperialist spies try to disrupt and stop production in a large steelworks.
Wanda Bugajówna
Szymon Bugaj
Antoni Przewłocki
Józek Wieniarz
Banasiowa
Wielicki
Borucki "Jarząb"
Bugajowa
Colonel Hopkins
UB Lieutenant
Henisz
Śliwik
Wicuś
Zocha
Party Secretary
Buffet Lady
Party Member
UB Colonel
