《夜叉》是一部动作片，英文名是The Masked Prosecuto，该片由邱礼涛导演执导，南燕编剧，古天乐、陈小春、柯受良、叶佩雯、黎耀祥等人联合出演。于1999年12月09日在中国香港上映。出品公司是宝盛娱乐集团有限公司。影片讲述的是在香港发生很多起滥用私刑的案件，案件由高级警官华岂伦调查，调查需要一个搭档，他选了一个老警察，叫做介叔，介叔是一个快要退休的人，胆子比较小。而年轻时的介叔也是很勇猛的，他有两个干儿子，一个叫晓泰，一个叫子年，两人都是警察。后来一个殉职了，一个坐牢了，所以介叔也日渐消沉了起来。华岂伦怀疑“夜叉”就是晓泰，在他苦苦追问下，介叔终于说出了那个故事。原来在当初执行任务时，晓泰误杀了子年，于是晓泰在悲愤之下，杀死了毒犯。后来证实，晓泰真的是“夜叉”，他出狱后决定用黑暗的手段惩罚那些人

"Yasha" is an action movie. Ke Shouliang, Ye Peiwen, Li Yaoxiang and others co-starred. It was released in Hong Kong, China on December 9, 1999. The production company is Baosheng Entertainment Group Co., Ltd. The film tells the story of many cases of abuse of lynching in Hong Kong. The case is investigated by senior police officer Hua Qilun. The investigation needs a partner. He chose an old policeman named Uncle Jie. Uncle Jie is a man who is about to retire and is more courageous. Small. Uncle Jie was also very brave when he was young. He has two godsons, one named Xiaotai and one named Zinian, both of whom are policemen. Later, one died in the line of duty and the other went to jail, so Uncle Jie became increasingly depressed. Hua Qilun suspects that "Yasha" is Xiaotai. Under his hard questioning, Uncle Jie finally tells the story. It turned out that Xiaotai killed Zi Nian by mistake when performing the mission, so Xiaotai killed the drug criminal in grief and indignation. It was later confirmed that Xiaotai was really a "Yasha". After he was released from prison, he decided to use dark means to punish those people