A mysterious stranger with a harmonica joins forces with a notorious desperado to protect a beautiful widow from a ruthless assassin working for the railroad.
Two bounty hunters with the same intentions team up to track down a gang of outlaws led by a psychotic Mexican bandit, who is plotting an audacious bank robbery.
Retired Old West gunslinger William Munny reluctantly takes on one last job, with the help of his old partner Ned Logan and a young man, The "Schofield Kid."