Ravil Akhmedullovich Isyanov (Russian: Равиль Ахмедуллович Исьянов; 20 August 1962 – 29 September 2021) was a Russian actor who appeared in over 70 film and television roles, primarily in the United States. He was most well known for his role as Anatoli Kirkin on NCIS: Los Angeles. (Via Wikipedia)