Farewell (L'affaire Farewell) is a 2009 French espionage thriller film directed by Christian Carion, loosely based on the actions of high-ranking KGB official, Vladimir Vetrov. Starring Guillaume Canet and Emir Kusturica, the film was released in the United States in June 2010. It is adapted from the book Bonjour Farewell: La vérité sur la taupe française du KGB (1997) by Serguei Kostine.