Robert McCall, who serves an unflinching justice for the exploited and oppressed, embarks on a relentless, globe-trotting quest for vengeance when his former partner is murdered.
A British multinational company seeks to overthrow a vicious dictator in central Africa. It hires a band of (largely aged) mercenaries in London and sends them in to save the virtuous but imprisoned opposition leader who is also critically ill and due for execution. Just when the team has performed a perfect rescue, the multinational does a deal with the vicious dictator leaving the mercenary band to escape under their own steam and exact revenge.
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.
A dangerous CIA renegade resurfaces after a decade on the run. When the safe house he's remanded to is attacked by mercenaries, a rookie operative escapes with him. Now, the unlikely allies must stay alive long enough to uncover who wants them dead.
Top level CIA agent Avery Graves is blackmailed by terrorists into betraying her own country to save her kidnapped husband. Cut off from her team, she turns to her underworld contacts to survive and help locate the coveted intelligence that the kidnappers want.