在这部暴力先锋动作/惊悚片中,洛杉矶警察杰克墨菲（查尔斯.布朗森）这下遇到大麻烦了，之前与他有深仇大恨的敌人竟然残酷地杀死自己的老婆，并试图栽赃给杰克。即使所有人都认为莫非有罪，他还是成功从监狱中逃脱，只为了报复并抓到真正的凶手，说什么也要洗清自己的罪名。
Charles Bronson plays Jack Murphy a veteran police detective who is framed for the murder of his ex-wife. Although taken into custody, Murphy escapes from the police station handcuffed to a foul-mouthed car thief. Pursued by the police, Murphy must find the real killer before it is too late.
