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The Ghost Writer is a 2010 political thriller film directed by Roman Polanski, written by Robert Harris and Polanski, and starring Ewan McGregor, Pierce Brosnan, Olivia Williams, Kim Cattrall, Timothy Hutton, and Tom Wilkinson. The film follows a ghostwriter (McGregor) hired to complete the memoirs of former British prime minister Adam Lang (Brosnan), who is accused of war crimes. Wallach played Lang's former bodyguard, Bernard Zimmer, in the film.