《反贪风暴4（粤语版）》是由林德禄执导，古天乐,郑嘉颖,林峯,林家栋,周秀娜,张智霖,谭耀文,张继聪,蔡瀚亿,廖启智,艾威,卢海鹏,夏嫣,黄致豪,张松枝,张建声,栢天男,丁海峰,刘梦娜,陈静,朱鉴然,灰熊,石修,陈曼娜,关礼杰,薛世恒主演的动作片。该电影于2019年在香港上映。廉政公署收到报案人廖雨萍（周秀娜饰）的实名举报，举报正在坐牢的富二代曹元元（林峯饰）涉嫌行贿监狱里的监督沈济全（谭耀文饰）以及惩教员，首席调查主任陆志廉（古天乐饰）决定深入虎穴，卧底狱中。在监狱里，被陆志廉送入监狱的前警司黄文彬（林家栋饰）以及曹元元两大帮派势成水火，陆志廉趁机接近曹元元取得信任。同时监狱外的廉政公署总调查主任程德明（郑嘉颖饰）、国内反贪局行动处处长洪亮（丁海峰饰）也陆港联手，通力合作，最终成功破获贪腐行贿大案。
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