He's one of only five actors to have worked in both the Witcher live action show and video game series, the other four being Pawel Szczesny, Miroslaw Zbrojewicz, Wojciech Duryasz and Michal Piela. Boberek is the only one who played the same character -Yarpen Zigrin- in both mediums (along with providing several other voices for the games).
