孫龍、賀虎兩人從小被張師父收留，學習武藝，兩人童心未泯，頑皮不堪，其後兩人為了生計，大耍雜技為兩餐，攪到笑料百出

Li I Min stars as a young, timid lad who is taught the deadly
Mantis Style by Chang Yi. The training soon brings out the wolf
in Li. His relationship with the white-haired master sours when
he learns of the master's murderous deeds. Now the student must
fight the teacher. Will he put to use the 7 Commandments of
Combat?

Guo Jing and Yang Kang are the sons of two rebels. The rebels are killed by imperial soldiers and the boys are rescued by six pugilists later. The pugilists agree to separate the two boys, tutor them separately in martial arts, and let them meet again when they have grown up, to determine whose abilities are better. Guo becomes the student of the "Seven Freaks of Jiangnan" while Yang Kang becomes the foster son of a Jurchen prince inadvertently.

本片为张彻导演，拍于1977年，故事以第二次世界大战日军侵占上海为背景，由狄龙、傅声、姜戴维、刘永、戚冠军及施思六大巨星领衔主演。剧情描述，中国海军力量薄弱，仅有三艘军舰停泊在江阴，难以跟日舰抗衡；为保存战力，参谋部决定暂不与日舰正面作战，而在长江布下水雷，以阻遏敌军内进，另方面特拟出一个进攻计划，将一艘鱼雷快艇伪装成渔船，乘夜驶进上海外滩，企图施以突袭……

陈百兄妹自小在戏班长大，走南闯北，练得一身好武功。陈百（刘家良 饰）为人豪爽、武功高强、当地街坊都对他十分敬仰，却因此成为当地恶霸段长远（罗烈 饰）的心头之患、欲除之而后快。段长远于是计上心头，利用陈百贪杯的个性，一次，趁他酒醉之际，污蔑他奸污了自己的妻子。可怜陈百以为自己真的酒后乱性、懊悔万分，甘愿被段长远关了起来。妹妹翠红（惠英红 饰）为了救出大哥，决定牺牲自己……