"得赌(dǔ )神毕生绝技的刀仔（刘德华）在(zài )龙五（向(xiàng )华强）的陪同(tóng )下重出(chū )江湖，代表师父以赌技致力慈善事业，人(rén )称赌侠。遇到(dào )欲(yù )拜赌神为师号(hào )称(chēng )赌圣的阿星(xīng )（周星驰）后，两人互展(zhǎn )计谋绝技，打成平手。