A veteran cop and an unstable detective become partners who must put their differences aside in order to bring down a heroin-smuggling ring run by ex-Special Forces.

Riggs and Murtaugh are on the trail of South African diplomats using their immunity to engage in criminal activities.

Riggs and Murtaugh pursue a former officer who uses his knowledge of police procedure and policies to steal and sell confiscated guns and ammunition to local street gangs.

With personal crises and age weighing in on them, Riggs and Murtaugh must contend with deadly Chinese triads trying to free their former leaders from prison and onto American soil.

U.S. soldier Frank Dux has come to Hong Kong to be accepted into the Kumite, a highly secret and extremely violent martial arts competition. While trying to gain access into the underground world of clandestine fighters, he also has to avoid military officers who consider him to be AWOL. After enduring a difficult training and beginnin...