"得赌神毕(bì )生绝技的刀仔（刘德华）在(zài )龙五（向(xiàng )华强）的陪同(tóng )下重出江湖，代表师父以赌技致力慈善事业，人称赌侠。遇到欲拜(bài )赌(dǔ )神为师(shī )号(hào )称赌(dǔ )圣的阿星（周星驰）后(hòu )，两人互(hù )展(zhǎn )计谋绝技，打成平手(shǒu )。