Lethal Weapon 1987

Veteran buttoned-down LAPD detective Roger Murtaugh is partnered with unhinged cop Martin Riggs, who -- distraught after his wife's death -- has a death wish and takes unnecessary risks with criminals at every turn. The odd couple embark on their first homicide investigation as partners, involving a young woman known to Murtaugh with ties to a drug and prostitution ring.

Lethal Weapon 2 1989

In the opening chase, Martin Riggs and Roger Murtaugh stumble across a trunk full of Krugerrands. They follow the trail to a South African diplomat who's using his immunity to conceal a smuggling operation. When he plants a bomb under Murtaugh's toilet, the action explodes!

Lethal Weapon 4 1998

In the combustible action franchise's final installment, maverick detectives Martin Riggs and Roger Murtaugh square off against Asian mobster Wah Sing Ku, who's up to his neck in slave trading and counterfeit currency. With help from gumshoe Leo Getz and smart-aleck rookie cop Lee Butters, Riggs and Murtaugh aim to take down Ku and his gang.

Lethal Weapon 3 1992

Archetypal buddy cops Riggs and Murtaugh are back for another round of high-stakes action, this time setting their collective sights on bringing down a former Los Angeles police lieutenant turned black market weapons dealer. Lorna Cole joins as the beautiful yet hardnosed internal affairs sergeant who catches Riggs's eye.

Lethal Weapon 2016

A slightly unhinged former Navy SEAL lands a job as a police officer in Los Angeles where he's partnered with a veteran detective trying to keep maintain a low stress level in his life.