Actor James D'Arcy and director Christopher Nolan share what common heritage?
James D'Arcy James D'Arcy (born Simon Richard D'Arcy; 24 August 1975) is an English actor. He is best known for his portrayals of Howard Stark's butler, Edwin Jarvis, in the Marvel Entertainment and ABC series, "Agent Carter", and murder suspect Lee Ashworth in the second series of the ITV series "Broadchurch". D'Arcy also co-starred as a British Army Colonel in Christopher Nolan's action-thriller "Dunkirk" (2017).
John Nolan (British actor) John Nolan (born 22 May 1938) is a British film and television actor, known for his role as Wayne Enterprises board member Douglas Fredericks in "Batman Begins", "The Dark Knight" and "The Dark Knight Rises" promotional segments "Gotham Central". Nolan had a recurring role in his nephew Jonathan Nolan's television series "Person of Interest" as John Greer, a mysterious British figure connected with Decima Technologies and the main villain from seasons 3 to 5 on the show.