《衡量一个人》片名取自柏拉图名言：「衡量一个人，端看他拥有权力时的所做所为」（The measure of a man is what he does with power）。剧情描述一个中年失业父亲、奋力寻找工作的故事，他在经历各种羞辱人的面试和受训课程后，最后找到了令他讨厌的超市警卫的工作，却拥有监视顾客与同侪的无上权力。但他被迫必须揪出在超市行窃的小贼，而这些人却都是跟他一样同属生活无继的人…。...
专业摄影师米奇丹尼迷上了超级歌星切尔西，但一直希望抓拍她的计划却屡屡遭挫。当他最终夙愿以偿后，却发现那人并非切尔西本人而只是一个与她容貌相似的“替身”。更蹊跷的是，她与切尔西先后遭谋杀，而且自己竟成了头号嫌疑犯。米奇必须与时间赛跑，查清事实真相以示清白……
Paparazzi photographer Mickey Dane is obsessed with elusive pop singer Chelsea, and his attempts to capture her on film often land him in trouble. He jumps at the chance to photograph a Chelsea look alike, but when Chelsea and her double are found murdered, he becomes the main suspect. Discovering a clue in one of his old photographs, Mickey must race against time to prove his innocence and find out what really happened……...
