"得赌神毕(bì )生(shēng )绝技(jì )的刀仔（刘德华(huá )）在龙(lóng )五（向华强）的陪同下重出江湖，代表师父以(yǐ )赌技致力慈善(shàn )事业，人称赌侠。遇到欲拜(bài )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，打成平手(shǒu )。