《铁齿铜牙纪晓岚4》是由罗长安执导，张国立,王刚,张铁林,袁立,杨千嬅,闫妮,韩雨芹主演的国产剧。该电视剧于2009年在大陆上映。《铁齿铜牙纪晓岚4》由“小月归来”、“拉大旗做虎皮”、“笔谈奇案”、“人在草木中”和“忠义祠”五个单元故事组成。围绕秉公执法的睿智才子纪晓岚（张国立饰）、打造“康乾盛世”的一代君主乾隆（张铁林饰）和唯利是图、贪赃枉法的和珅（王刚饰），君臣三人再次上演一幕幕令人忍俊不禁却发人深省的人间悲喜剧。 由“铁三角”张铁林、张国立、王刚主演的系列电视剧《铁齿铜牙纪晓岚》，至2009年已发行四部。作为该系列电视剧的第四部，本剧集不仅有剧中扮演杜小月的袁立回归，还有香港女星杨千嬅、著名笑星闫妮和著名节目主持人刘仪伟等众多影视剧明星亲情加盟。
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