"得赌神毕(bì )生绝技(jì )的刀仔（刘德(dé )华）在龙五（向华强）的陪同下重出(chū )江湖，代表师父以(yǐ )赌技致(zhì )力(lì )慈善(shàn )事业(yè )，人称(chēng )赌侠。遇到欲(yù )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。