A missing formula, a defecting Eastern European scientist kidnapped, car chases, foot chases, air chases, the British secret service, and a couple of American tourists caught right in the middle.

A D.E.A. Agent goes to Columbia to take on the Cartel. He learns that the Cartel is not above killing anyone who opposes them, like judges and Police. Eventually a man who worked for the Cartel, who is in an American prison, offers to help them take down the Cartel. So another Federal Agent poses a money launderer and the try to take the Cartel down.

A pair of detectives are assigned to investigate a murder, and discover a trail of corruption and criminal activity that leads right back to their own police department.

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。

After the death of his girlfriend's daughter from a drug overdose, Paul Kersey takes on the local drug cartel.