"得赌神毕生绝(jué )技(jì )的刀仔（刘(liú )德华）在龙五（向华(huá )强）的陪同下重(chóng )出(chū )江湖，代表师父以赌技致力慈善事(shì )业，人称赌侠。遇(yù )到欲拜(bài )赌神为师号称赌圣的阿星（周星驰）后，两人互展(zhǎn )计谋绝技(jì )，打(dǎ )成平手。