"得(dé )赌神毕生绝技的刀仔（刘(liú )德华）在龙五（向华强）的陪同下重(chóng )出江(jiāng )湖，代表师父以赌技致(zhì )力慈善事业(yè )，人称赌侠。遇(yù )到(dào )欲拜赌神为师号称赌圣的阿星（周星驰(chí )）后，两人互展(zhǎn )计谋绝技，打(dǎ )成平手(shǒu )。