Ben Affleck works in movies.
Benjamin Geza Affleck-Boldt ( born August 15 , 1972 ) is an American actor and filmmaker . He then established himself as a leading man in studio films including the disaster drama Armageddon ( 1998 ) , the romantic comedy Forces of Nature ( 1999 ) , the war drama Pearl Harbor ( 2001 ) and the thriller Changing Lanes ( 2002 ) . His directorial debut , Gone Baby Gone ( 2007 ) , which he also co-wrote , was well received . He starred in the psychological thriller Gone Girl ( 2014 ) .