David Marconi is an American screenwriter, filmmaker and producer. He is best known for penning the screenplay for films like Enemy of the State (1998), Die Hard 4.0 (2007) and The Dark Side of the Moon (2015). Besides these he has also directed the 1993 thriller film The Harvest and the 2013 romantic thriller Collision. Other notable screenwriting credits include the 2017 action thriller The Foreigner, for which Marconi also served as an executive producer.