The Heroin Busters

Fabio Testi stars as a cold-blooded cop gone deep undercover to take down an international drug syndicate. But when a hair-trigger Interpol agent (David Hemmings) joins the investigation, the case takes a deadly detour into sexual depravity and sudden violence. Can two tough detectives trapped in a criminal underworld now stay alive long enough to ignite a citywide massacre? (official distributor synopsis)