"得赌神毕生绝技的刀仔（刘德华）在龙(lóng )五（向(xiàng )华强）的陪(péi )同(tóng )下重出江(jiāng )湖，代表师父以赌技致力慈善事业，人称(chēng )赌侠。遇到(dào )欲拜(bài )赌神为(wéi )师号称赌圣的(de )阿星（周星驰）后，两人互展(zhǎn )计谋(móu )绝(jué )技，打成平手(shǒu )。