14-year-old Kurt Russell plays Jamie, an orphaned boy heading westward with a wagon train. Charles Bronson is a wagon scout Linc Murdock, who runs into difficulties when he meets old flame Maria, who is now married to corrupt lawman Rance Macklin. The jealous Macklin has Murdock arrested, but Maria frees him, permitting Murdock and Jamie to embark on a new adventure involving a "lost" gold mine. Edited from TV series, The Travels of Jaimie McPheeters

Chino Valdez is a loner horse breeder living in the old west. Partly a loner by choice, and partly because, being a 'half-breed', he finds himself unwelcome almost everywhere he goes. One day, a young runaway named Jimmy shows up at his door looking for work and a roof over his head. Reluctantly, Chino agrees to take him in and teach him the art of raising, breaking and breeding horses, until the pair finally begin to accept each other.

After the American Civil War, mercenaries travel to Mexico to fight in their revolution for money. The former soldier and gentleman Benjamin Trane meets the gunman and killer Joe Erin and his men, and together they are hired by the Emperor Maximillian and the Marquis Henri de Labordere to escort the Countess Marie Duvarre to the harbor of Vera Cruz.

Bounty hunter Luke Welsh arrives looking for a wanted man. When that man draws on him he has to kill him. To collect his reward he needs a statement identifying him. But the man was well liked in town and no one will sign such a statement. When he outdraws another man who thought he was faster, some townsmen decide he should be killed and they organize a mob to go after him.

After serving together in the French Foreign Legion, a mercenary and a doctor leave the service and go their separate ways. Later, they are reunited and become involved with a caper involving millions in a high-security safe. The two men become locked in during a holiday weekend as they attempt to crack the safe's combination.