The prototype of the hero of the film - Soviet Ukrainian writer Yaroslav Galan, who devoted the last years of his life to exposing the Greek Catholic Church and the Ukrainian nationalists.
| Actor | Role |
|---|---|
 Vladislav DvorzhetskyYaroslav Galan | Yaroslav Galan |
 Valeriya ZaklunnayaStefa Kotsyumbas | Stefa Kotsyumbas |
 Viktor ShcherbakovRoman | Roman |
 Tatyana TkachNatazha Gayday | Natazha Gayday |
 Aleksandr KhvyliaGavriil Kostelnyk | Gavriil Kostelnyk |
| SSergey SmeyanLubinskiy | Lubinskiy |
 Vasyl SymchychBudzinovsky | Budzinovsky |
| BBogdan KozakOrest | Orest |
| VValeri KuksinDzhura | Dzhura |
| VValeri MuzikaIllariy Goruk | Illariy Goruk |
| PPetro VesklyarovNot listed | Not listed |
 Fedir StryhunNot listed | Not listed |
| OOleksandr GrinkoPriest | Priest |
 Arnold KurbatovVishnevskiy | Vishnevskiy |