The Bourne Ultimatum is a 2007 American-German action spy thriller film directed by Paul Greengrass loosely based on the Robert Ludlum novel of the same title. The screenplay was written by Tony Gilroy, Scott Z. Burns and George Nolfi. The Bourne Ultimatum is the third in the Bourne film series, being preceded by The Bourne Identity (2002) and The Bourne Supremacy (2004). The fourth film, The Bourne Legacy, was released in August 2012.