The Leningrad Cowboys, a group of Siberian musicians, and their manager, travel to America seeking fame and fortune. As they cross the country, trying to get to a wedding in Mexico, they are followed by the village idiot, who wishes to join the band.

When his cattlemen abandon him for the gold fields, rancher Wil Andersen is forced to take on a collection of young boys as his cowboys in order to get his herd to market in time to avoid financial disaster. The boys learn to do a man’s job under Andersen’s tutelage; however, neither Andersen nor the boys know that a gang of cattle thieves is stalking them.

After an accidental explosion at a local mine, dinosaurs emerge from the rubble to terrorize a small western town. Now, a group of gunslingers must defend their home if anyone is going to survive in a battle of cowboys versus dinosaurs.

Ross Bodine and Frank Post are cowhands on Walt Buckman’s R-Bar-R ranch. Bodine is older and broods a bit about how he will get along when he’s too old to cowboy. Post is young and rambunctious and ambitious for a better life than wrangling cows. When one of their fellow cowboys is killed in a corral accident, Post suggests a way into a better life for himself and his friend: robbing a bank. Bodine reluctantly joins in the plan and the two contrive to rob the local bank. They make good their escape initially, but Walt Buckman and his two sons, John and Paul, are incensed at this betrayal by their own trusted employees. John and Paul set out to bring Bodine and Post to justice.

Fifteen years after their father was gunned down in cold blood, Cashius and Winston Hurley return to their hometown to avenge his death. Joining forces with their cousin Bugsy, the two gun-slinging brothers hunt down everyone involved in their father’s murder. As the bullets fly and the death toll rises, the three young cowboys find themselves fugitives from the law, running for their lives and fighting for their revenge.