"得赌神毕生(shēng )绝技的刀仔（刘德华）在龙五（向(xiàng )华(huá )强）的陪同下(xià )重(chóng )出江湖，代表师父以赌技致力(lì )慈善(shàn )事业，人称赌侠。遇到欲拜赌神为师(shī )号称赌圣的阿星（周星驰(chí )）后，两(liǎng )人互展计谋绝(jué )技，打成平(píng )手。