Lancaster Texas, is a town without a lawman - the last sheriff fled from a gang that vowed to destroy the town. Clint Adams won't pin on the star, but there is one man eager to take the job. Only problem is, the young ranchhand doesn't know a thing about the lawman business. So the Gunsmith takes Pat Garrett under his wing - just in time for a showdown with the bloodthirtsty Chambers gang.