著名影星詹二帮（梁家辉饰）常常出演一些英雄类人物的角色，变态但现实生活中却胆小如鼠，变态使深爱的妻子曼琼（余安安饰）离开了他，自此他便跟两个女儿忌廉（钟欣桐饰）与脆皮一起生活了。铁男（陈小春饰）与Janet（田朴珺饰）均是国际刑警，得知恐怖分子龙一（徐锦江饰）将到香港去取另外的生化武器，在香港与恐怖分子交手的过程中，误入了二帮的家里，铁男被注射了智力退化的病毒，智商只有4岁儿童的程度。曼琼从好莱坞回来打算跟二帮商议合作的事情，却遭到恐怖分子的闯入，他们得知丢失的病毒就在二帮家中。在与恐怖分子斗争的过程中，二帮为了女儿为了前妻，显现出以往少有的勇敢才智，顺利抓拿犯罪分子以为，还赢回了家庭团员。
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波希米娅女子合唱团
回复 :Bill Saunders, disturbed ex-soldier, kills a man in a postwar London pub brawl. Fleeing, he hides out in the apartment of lonely nurse Jane Wharton. Later, despite misgivings about his violent nature, Jane becomes involved with Bill, who resolves to reform. She gets him a job driving a medical supplies truck. But racketeer Harry Carter, who witnessed the killing, wants to use Bill's talents for crime.
回复 :After the murder of her two Scandinavian friends in Morocco, A Russian blogger decides to do her own justice.
