The origins, exploits and the ultimate fate of the James gang is told in a sympathetic portrayal of the bank robbers made up of brothers who begin their legendary bank raids because of revenge.

An outlaw gang is trying to stop the reopening of a mine as they look for the money left there by the famous outlaw Dusty Morton. After a ten year absence, Morton has apparently reappeared and Steve arrives looking for him. He finds his son who also wonders if his father is still alive. With the gang soon after him, the Durango Kid goes into action and Steve tries to learn who the real Dusty Morgan is.

A town is being terrorized by a gang of marauders led by Bill Anderson, a clever bandit boss. The town's leadership is deciding to do something against the problem, but it does not believe bringing in the military will be a solution. It is agreed upon that they will request help from the well-known Pinkerton agency. At the same time, Ringo, a gunslinger, is chasing after the bandits. He suspects a deeper-sitting conspiracy than random bandit assaults. He joins forces with the newly arrived under cover Pinkerton agent, to uncover a plot between a local businessman, the Mexican revolution and bandit's heist loot of gold. But the bandits have long planned to move on. Disguised as Mormons, they are moving west to start a new life of farming during the day and robbing stage coaches at night. Ringo and the agent track them down....

Four Korean War veterans pool their talents to take on a venal drug smuggling gang.