"得赌神毕(bì )生绝技(jì )的刀仔（刘德华）在龙五（向华强）的陪同下重(chóng )出(chū )江湖(hú )，代(dài )表师父以赌技致力(lì )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）后，两人互(hù )展(zhǎn )计谋(móu )绝技，打(dǎ )成平手。