"得(dé )赌神毕生(shēng )绝技的刀仔（刘德华(huá )）在(zài )龙(lóng )五（向(xiàng )华(huá )强）的陪同下重出(chū )江湖，代表师父以赌技致力慈善事业，人(rén )称赌侠(xiá )。遇(yù )到欲拜赌神为师号称赌圣的阿星(xīng )（周星驰(chí )）后，两人互展(zhǎn )计谋绝技，打成平手。