The plot follows the corrupt and opportunistic merchant (Nenad Jezdić) as he navigates life under the rule of his hot-tempered uncle, Karađorđe (Nikola Kojo), the leader of the uprising.
Behind-the-scenes accounts from discussions on Reddit reveal that the production faced several hurdles: Crni Gruja I kamen Mudrosti
: Gruja and his dim-witted assistants, Čeda Velja (Marinko Madžgalj) and Bole (Boris Milivojević), are dispatched to find it. True to character, once Gruja secures the stone, he attempts to turn the "wisdom" into a profitable business venture rather than just serving the national cause. Cast and Production The plot follows the corrupt and opportunistic merchant
: Poor studio insulation meant filming was often interrupted by the sounds of passing vehicles, requiring multiple retakes of key scenes. Black Gruya and the Stone of Wisdom (2007) - IMDb Cast and Production : Poor studio insulation meant
: Filmed in Belgrade's Košutnjak studio during a summer heatwave, the cast struggled with fake mustaches constantly falling off due to sweat.