该片改编自原作小说的第三本，BJ此时五十岁出头，边适应着当代生活，边面对做母亲的责任。
A quirky group of extras determined to do anything to become famous actors or getting a bigger role in Malaysia.
Set in London, Deep Cover sees three improv actors hired by the police. Their instinct to “always say yes” without breaking character leads them deep inside the capital’s criminal underworld.
世纪之交，背井离乡的马飞（郭麒麟 饰）重返天津，在种种不尽如意的遭遇下“拐走”外甥李嘉文（胡朗荃 饰），舅甥就此踏上一段“离经叛道”之旅。事态脱缰失控，抽象不断升级，一切荒唐随之而来……
