Our Kind of Traitor (2006)

A couple are thrown into the murky world of espionage when they befriend a Russian money launderer, who asks them to smuggle classified information to the British secret services. The favour leads them on a perilous journey across Europe, with the Russian Mafia closing in on them. Spy thriller based on John le Carre's novel, starring Ewan McGregor and Naomie Harris.