Director of hit critically acclaimed films such as The Bourne Ultimatum and United 93. He was known for his use of handheld cameras.
He worked as a director for the current affairs show World in Action.
His 2006 film United 93, a dramatization of the September 11 hijackings, earned him the award for Best Director at the 60th British Academy Film Awards.
His brother was renowned English historian Mark Greengrass. He's married to Joanna Kaye.
His profile as a director raised significantly after he directed two installments of the Bourne franchise starring Matt Damon.