(taking over from franchise veteran Isaac Florentine , who served as a producer) Lead Actor Scott Adkins as Yuri Boyka Antagonists
Alon Aboutboul (Zourab) and as the terrifying final opponent, Koshmar (Nightmare) Fight Choreography Undisputed 4 - Il ritorno di Boyka
Undisputed 4 - Il ritorno di Boyka (Video 2016) - Notizie - IMDb (taking over from franchise veteran Isaac Florentine ,
Critics and fans generally view the film as a high-quality "Direct-to-Video" (DTV) action movie, often cited at the pinnacle of the genre . Undisputed 4 - Il ritorno di Boyka