While the Civil War rages on between the Union and the Confederacy, three men – a quiet loner, a ruthless hitman, and a Mexican bandit – comb the American Southwest in search of a strongbox containing $200,000 in stolen gold.

Two bounty hunters both pursue the brutal and sadistic bandit, El Indio, who has a large bounty on his head.

Pulled into the Mexican Revolution by his own greed, Texas gunrunner and pilot Lee Arnold joins bandit-turned-patriot Pancho Villa and his band of dedicated men in a march across Mexico battling the Colorados and stealing women's hearts as they go. But each has a nemesis among his friends: Arnold is tormented by Fierro, Villa's right-hand-man; and Villa must face possible betrayal by his own president's naiveté

Lanky Fellow has a typical cynical SW like way to earn his living. He observes valuable transports of money or gold, but when they are robbed he doesn't intervene, but follows the robbers and then brings the loot back to collect the insurance. When his "job" brings him in conflict with the notorious outlaw Gus Kenneback, he has personal reasons to protect the money as Kenneback was once responsible for the death of Lanky's brother.

The Man With No Name enters the Mexican village of San Miguel in the midst of a power struggle among the three Rojo brothers and sheriff John Baxter. When a regiment of Mexican soldiers bearing gold intended to pay for new weapons is waylaid by the Rojo brothers, the stranger inserts himself into the middle of the long-simmering battle, selling false information to both sides for his own benefit.