Jake Remy leads a gang of outlaw cutthroats making their escape toward Mexico from a successful robbery. Barring their way is a river--crossable only by means of a ferry barge. The barge operator, Travis, refuses to be bullied into providing transport for the gang and escapes across river with most of the local populace--leaving Remy and his gang behind, desperately seeking a way across. A river-wide stand-off begins between the gang and the townspeople, both groups of which have left people on the wrong side of the river.
After a bank robbery, runaway Scottish outlaw Arch Deans and his young half-breed Kiowa partner Billy Two Hats develop a father-son relationship, but Sheriff Henry Gifford is determined to capture or kill them.
While passing through the town of Bannock, a bunch of drunken cattlemen go overboard with their celebrating and accidentally kill an old man with a stray shot. They return home to Sabbath unaware of his death. Bannock lawman Jered Maddox later arrives there to arrest everyone involved on a charge of murder. Sabbath is run by land baron Vince Bronson, a benevolent despot, who, upon hearing of the death, offers restitution for the incident.
Jubal Troop is a cowboy who is found in a weakened condition, without a horse. He is given shelter at Shep Horgan's large ranch, where he quickly makes an enemy in foreman Pinky, a cattleman who accuses Jubal of carrying the smell of sheep.