Yuri Kolokolnikov is a Russian stage and film actor, director, and producer with dual Russian-Canadian citizenship, whose career spans over forty film and television roles since 1998. He gained international recognition for his portrayal of Styr, Magnar of Thenn, in the fourth season of HBO’s Game of Thrones, and for his role as Gennadi Bystrov in the television series The Americans. A graduate of the Boris Shchukin Theatre Institute, Kolokolnikov has worked across Russian, American, and international productions in both leading and supporting capacities. His notable credits include Ivan in The Hitman’s Bodyguard (2017) and Koroviev in The Master and Margarita (2024), reflecting a sustained presence in contemporary global screen acting.