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.
Barney, Christmas and the rest of the team comes face-to-face with Conrad Stonebanks, who years ago co-founded The Expendables with Barney. Stonebanks subsequently became a ruthless arms trader and someone who Barney was forced to kill… or so he thought. Stonebanks, who eluded death once before, now is making it his mission to end The Expendables -- but Barney has other plans. Barney decides that he has to fight old blood with new blood, and brings in a new era of Expendables team members, recruiting individuals who are younger, faster and more tech-savvy. The latest mission becomes a clash of classic old-school style versus high-tech expertise in the Expendables’ most personal battle yet.
When a madman dubbed the "Scorpio Killer" terrorizes San Francisco, hard-boiled cop Harry Callahan -- famous for his take-no-prisoners approach to law enforcement -- is tasked with hunting down the psychopath. Harry eventually collars Scorpio in the process of rescuing a kidnap victim, only to see him walk on technicalities. Now, the maverick detective is determined to nail the maniac himself.
Cole Thornton, a gunfighter for hire, joins forces with an old friend, Sheriff J.P. Hara. Together with an old indian fighter and a gambler, they help a rancher and his family fight a rival rancher that is trying to steal their water.
Notorious shootist and womanizer Quirt Evans' horse collapses as he passes a Quaker family's home. Quirt has been wounded, and the kindly family takes him in to nurse him back to health against the advice of others. The handsome Evans quickly attracts the affections of their beautiful daughter, Penelope. He develops an affection for the family, but his troubled past follows him.
Reverend Miller arrives in Tucson where he wants to build a church. But on the very day of his arrival a gang carries out a raid on the bank and the people of Tucson, who are suspicious of the new reverend because he carries a gun, immediately blame him for the robbery. The sheriff saves him from lynching by putting him in jail. Then he asks the priest to find the gang and the booty; thus Miller becomes the Reverend Colt. His exceptional skill means that he can shoot hats off people's heads and their pistols from their pockets, but he never kills.
Earp agrees to become marshal and establish order in Tombstone in this very romanticized version of the gunfight at the O.K. Corral (e.g., Doc is killed by Curley before the actual battle and Earp must do the job alone).