Anthony Joseph "Tony" Gilroy (born September 11, 1956) is an American screenwriter and filmmaker. He wrote the screenplays for the Bourne series starring Matt Damon, among other successful films, and directed the fourth film of the franchise. He was nominated for Academy Awards for his direction and script for Michael Clayton, starring George Clooney. Gilroy wrote and directed Duplicity, starring Julia Roberts and Clive Owen.