Yuri Andreyevich Kolokolnikov (born December 15, 1980) is a Russian actor of theatre and cinema. In the West, Kolokolnikov is best known for his performance as Styr in the television series Game of Thrones and as Gennadi Bystrov in The Americans.
Former Marine Captain and CIA operative Alex Mason, upon interrogation by an unknown party, recounts his violent experiences with the Bay of Pigs, a radical Soviet conspiracy, and the Vietnam war.