Plot: Martin Riggs and Roger Murtaugh, after escaping death from the previous movies are put on a hit list by The Triads. When blood thirsty mercenaries are on their tail they team up again with Leo Getz and Lorna Cole, a newcomer (Chris Rock) to finally put an end to the Triads for good.

Tags: action hero, baby, black cop, blockbuster, boat, boxing, buddy cop, car accident, car chase, cellular phone, cemetery, chase, child in peril, childbirth, china, counterfeiter, counterfeiting, dentist, detective, elevator, fall from height, flame thrower, forklift, fourth part, frog, helicopter, illegal immigrant, immigrant, lapd, lasersight, laughing gas, los angeles california, marriage, martial arts, miranda warning, murder, nitrous oxide, number in title, police, police brutality, pregnancy, racism, scissors, secret, secret room, sequel, shark, shootout, shot in the arm, shot in the chest, shot to death, slave labor, slide locked back, son in law, triad, two way mirror, u.s. coast guard, underwater fight, warehouse, wheelchair, show all tags.