<Li> Albert Finney as Dr. Albert Hirsch, the psychologist who oversaw Treadstone's behavioral modification program . </Li> <Li> Joan Allen as Pamela Landy, CIA Deputy Director and Task Force Chief, sent in to aid Vosen in tracking down Bourne . </Li> <Li> Daniel Brühl as Martin Kreutz, Marie's brother </Li> <P> Tom Gallop reprises his role as Special Agent Tom Cronin, Pamela Landy's assistant . Corey Johnson plays Ray Wills, Vosen's deputy at Operation Blackbriar . Joey Ansah plays Desh Bouksani, a Blackbriar asset tasked to kill Bourne in Tangier . Colin Stinton plays Neal Daniels, CIA Station Chief in Madrid and a former member of Treadstone, who observed David Webb's initiation into the project and his transition to Jason Bourne . Lucy Liemann plays Lucy, a Blackbriar technician . Franka Potente has an uncredited appearance in a flashback as Marie Kreutz, Bourne's murdered girlfriend . </P>

Who plays marie's brother in the bourne ultimatum