In addition to his role in Stranger Things, Gaten Matarazzo has also appeared in the popular crime drama series The Blacklist. The show follows a former government agent who becomes a high-profile criminal informant, helping the FBI track down and apprehend dangerous criminals. Matarazzo plays the character of Finn, a young boy who becomes involved in a case that intersects with the main storyline. His performance in The Blacklist showcases his versatility as an actor and his ability to bring depth to his characters.