Adam Nagaitis

Adam Matthew Nagaitis (; born 7 June 1985) is a British actor best known for his roles as Caulker's Mate Cornelius Hickey in the AMC television series ''The Terror'' and firefighter Vasily Ignatenko in the HBO miniseries ''Chernobyl''. Nagaitis is a graduate of the Stella Adler Conservatory and the Royal Academy of Dramatic Art. Provided by Wikipedia