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David Lean directed Alec Guinness in the acclaimed 1957 war film "The Bridge on the River Kwai." Lean's masterful direction brought out Guinness's nuanced performance as Colonel Nicholson, a British officer who becomes obsessed with building a bridge for his Japanese captors. Lean's meticulous attention to detail and his ability to capture the psychological complexities of his characters made "The Bridge on the River Kwai" a cinematic masterpiece.