The Bourne bug is sweeping across the globe as Matt Damon takes his latest film to Germany.The Hollywood star plays super spy Jason Bourne in a fast-paced thriller that sees him trying to uncover his true identity after suffering from amnesia.Damon thrilled fans at the Berlin premiere of the third Bourne instalment and explained just how involved he was in making the movies.He said: "I'm very much a part of the whole process, so I still see where we were that day, what we were trying to accomplish, what we got, what we didn't get. It's hard to be objective about a movie you worked that closely on."And it looks like all the hard work has paid off. The Bourne Ultimatum has become a smash hit in the US box office and is set to follow suit at cinemas all over the world.The action flick is out now in the UK.© Independent Television News Limited 2007. All rights reserved.