Rambo is a 2008 war action film co-written and directed by Sylvester Stallone. A sequel to Rambo III (1988) and an American-German co-production, it is the fourth installment in the Rambo film series based on the character created by author David Morrell. Stallone stars as John Rambo, who leads a group of mercenaries into Burma to rescue Christian missionaries, who have been kidnapped by a local infantry unit. The film co-stars Julie Benz, Paul Schulze, Matthew Marsden, Graham McTavish, Rey Gallegos, Tim Kang, Jake La Botz, Maung Maung Khin, and Ken Howard.