Actor
Ritchie Coster
Born 1967-07-0158 years old
Ritchie Coster (1967) is best known for After Yang, Blackhat and Creed.
Ritchie Coster (born 1 July 1967) is an English character actor. He is best known for playing the roles of Dietrich Banning in The Tuxedo (2002), the Chechen in The Dark Knight (2008), Elias Kassar in Blackhat (2015), Mayor Austin Chessani on the second season of the HBO anthology television series True Detective, and Francisco Scaramucci / Mr. Blue on the SyFy television series Happy! Since 2025, he has been part of the main cast of the CBS drama series Watson.