Abundant supplies of imported vaccine prove ineffective against an outbreak of foot-and-mouth disease epidemic in several population centers. Warehouse manager Rashkov has been found dead. Major Zahov has to investigate the case.
| Actor | Role |
|---|---|
 Lyubomir DimitrovAwakum Sachow | Awakum Sachow |
 Vessela RadojevaIrina | Irina |
 Naicho PetrovDr. Toshkow | Dr. Toshkow |
 Ivan AndonovVentzeslav Rashkov | Ventzeslav Rashkov |
 Georgi CherkelovOberts Marof | Oberts Marof |
 Georgi PopovKapitan Kovachev | Kapitan Kovachev |
 Nikola DadovRakil Kolibarov | Rakil Kolibarov |
 Emil StefanovPodgorov | Podgorov |
| VValentin RusetzkiLeytenant Markov | Leytenant Markov |
 Dimitar PanovNastev | Nastev |
| KKonstantin DimchevAlbertov | Albertov |
 Yuriy YakovlevLeytenant Georgiev | Leytenant Georgiev |
| BBogdan SurchadzhievSlavov | Slavov |