In the spring of 1905, the water conduit project in the Canadian city of Canitoga is set to be completed. For years, the completion had been marred by sabotage. Engineer Oliver Montstuart commands the last blasting operation. But again, the explosive charge is too large and thus, further construction is forestalled again. When Montstuart confronts foreman Westbrook, the foreman threatens him with a knife. In self-defence, Montstuart shoots him. Now, he has to flee.
Lightning Carson's nephew has been falsely accused of murder. To get in with the gang, Lightning poses as a Mexican. He also appears as himself making his costume changes at his sister's ranch. Just as he about to bring in the gang, a henchman finds evidence of his masquerade and arrives to expose the hoax.
The film follows the life story of Johann Augustus Suter, the owner of Sutter's Mill, famous as the birthplace of the great California Gold Rush of 1848.
From a tragic misunderstanding, the farmer Stathis Karatasos (Angelos Antonopoulos) is accused as the leader of a notorious gang. He manages to escape just before getting executed and the law enforcement starts chasing him. Even the bandits are looking to find him, believing that he has the loot of the robbery in his possession. In addition, another prisoner called Tsakos (Kostas Kazakos) tries to locate him and bring him back dead or alive, in order to ensure the freedom promised to him by the police.
In a small western town our hero Durango delivers his prisoner to the jailhouse and then goes to the local saloon where the lady saloon owner Joanne has eyes only for him. But Durango only has eyes for his bride-to-be Lucy. Four masked men attack Lucy's father's farm and steal Lucy's dowry. They kill Lucy and her parents after the father strips the face mask from one of the bandits. A pocket watch is stripped from one of the bandits by Lucy's father and this is the only clue that Durango will have to revenge his love... With Joanne's help can Durango avenge himself?
Tom Carter, his wife and his son Billy, live quietly on the family farm until a dispute arises between him and his rich neighbour John Price who organizes a punitive expedition against Carter. Billy is sent to Littleton by his father and when he returns he finds the house burnt down, his father killed and his mother injured. The cautious sheriff prefers to conclude to an accident despite Billy's insistance. So Billy decides to take the law into his own hands...
In a small town in the Far-West, the Good and the Bad challenge each other to a show-down. The Undertaker takes some interest in the show-down between the opponents, and the story takes a classic turn of events.
In the midst of the Civil War, Lassiter has a plan to get control of California. Working out of St. Joseph, he plans to send forged messages to the troops on the west coast via Pony Express. First he attempts to bribe Pony Express ride Roy Rogers. When Roy refuses he turns to the outlaw Johnson and his gang and this leads to trouble.
Lucky's band of outlaws holds a rich girl for ransom and plans a new series of robberies. Meanwhile, a peasant who was widowed by one of Lucky's men teams up with a Preacher/Bounty Hunter to plot a premature end to Lucky's lucky streak.
Three prospectors divide and bury their gold to safeguard it from warring Apaches. Cue a series of double crosses, triple crosses, chases, and shoot-outs as greed drives the three men to murder and betrayal.
Sgt. Renfrew and Constable Kelly go aloft to search for a plane missing with a shipment of gold from the Yukon Mine Company. Inventor Speavy has devised a power ray which disrupts electrical impulses, and Morgan and his gang of crooks has brought in Prof. Lewis to increase the ray's range, telling him he's helping the government develop this new weapon. Speavy spills the beans to Prof. Lewis and his daughter Madeleine,and Morgan threatens to implicate them in his crimes unless they cooperate. Morgan kills Speavy when he tries to warn Renfrew, but when Madeleine stows away on board the doomed plane Renfrew is piloting, will the crooks be able to make Prof. Lewis use the power ray to bring the plane down?
When Tasker kills Roy Rogers he takes one of his young sons. Fifteen years later the other son Roy arrives buying a ranch in the valley where Tasker now controls the water supply. Roy organizes the ranchers for a showdown with Tasker not knowing that his brother is Tasker's chief henchman.
Billy the Kid and Fuzzy Jones are on their way out of Arizona being chased by some riders who hope to cash in on the reward money for their capture. They are warned in time by Ed Dawson, but Ed is wounded in the getaway. They get a doctor to attend to Ed. The latter tells them there is a range war in progress across the border and that he is looking for men to help make a cattle drive to the rail junction.
In Old California, a young Frenchman transporting a chest full of silver travels by stagecoach to San Marino, to complete a complex business deal. The stagecoach is ambushed by a band of men whose leader, a mysterious bandido known as Cisco (Gilbert Roland), claims the silver is money that was extorted over a period of years from the poor people of California. The bandits take the money and escape, but Cisco stays behind with the Frenchman -- who, it turns out, is actually a lovely mademoiselle, Jeanne DuBois (Ramsay Ames). She follows him to the bandit's lair, where Cisco tells her he intends to return the stolen money to the poor people. The two rivals are irresistibly drawn to each other, however, and as a token of love Cisco offers to return the money to Jeanne instead. Now she must decide whether to complete her business deal, or to comply with Cisco's wishes and redistribute the wealth.
Before he was killed, Martin hid a half million dollars worth of bonds on his ranch. Brainard, who killed him, Inspector Carson posing as Sam Brown, and Martin's niece Margaret all want the ranch, and it's being sold at auction.