When John Slaughter's attempt to live the simple life of a cattle rancher is thwarted by rustlers, he decides to join the Texas Rangers in order to pursue the thieves who stole his herd.

Slaughter trails the outlaws' leader to a secret meeting of the gang, where he discovers that they are planning an assassination -- of Slaughter himself!

Slaughter's girlfriend's life is threatened when she is held hostage in her home by bank robbers.

In order to trap a gang of outlaws who have taken refuge in Mexico, Slaughter and his men go undercover posing as bank robbers.

After Slaughter forces gambling cheats to give back their winnings, they plot to take revenge by stealing his cattle.

After John starts a prairie fire to save his cattle from being stolen by a band of Comanches, he is unjustly accused of rustling and murder.

Slaughter and his men unsuccessfully pursue a herd of wild horses.

Having finally managed to corral the herd of wild horses, Slaughter must now protect them from a gang of rustlers.

When Slaughter decides to buy land in the town of Tombstone, Arizona, he unwittingly sets off a war with a neighboring rancher.

When their mother dies and his children come to live with him, Slaugher has a difficult time until he receives an offer of domestic help from a new neighbor.

Seeking approval from his future in-laws, John finds that they refuse to accept him unless he agrees to give up his guns forever.

Finding that a neighboring rancher is stealing his calves, Slaughter decides to hire gunmen to protect his property.

When renegade apaches start raiding the ranchers' property, Slaughter decides to send a warning to their leader, Geronimo.

When Geronimo threatens to widen the conflict with the U.S. by recruiting the Comanches and the Sioux to his cause, Slaughter devises a plan to lure the renegade Apache into attacking a wagon train filled with disguised U.S. army troops.

Slaughter is elected sheriff of Tombstone, Arizona.

Slaughter makes plans to capture a gang of stagecoach robbers, unaware that they've overheard him and are setting a trap of their own -- to kill him.

The relative peace that has settled over Tomstone since Slaughter became sheriff may soon be broken. A professional killer has come to town.