两名警探以黑吃黑的手法劫杀毒贩,自认为替天行道、同时赚取外快,直到有一天,他们发现劫杀的毒贩竟然是卧底的警探,为了自保,他们想找人顶罪,安排了算是天衣无缝的代罪羔羊,但是百密一疏,替死鬼原来大有来头,他们的篓子越捅越大,到了不可收拾的地步.....。Set in the 1930's, this gangster spoof tells the comic tale of a Johnny Kelly (Michael Keaton) who is forced into a life of crime in order to pay for his ailing mother's medical treatment. Attempting to keep his straight life and his life of crime separate Johnny takes the name Dangerously and is soon a powerful mobster flush with women and riches. The Dangerously name is about...。