Idaho, returning to the area he left as a boy, gets in the middle of a range feud. He takes the side of Endicott. On the other side is Hollister who is unaware that Idaho is his long lost son.
A Professor has an invention that will bring down planes causing them to crash and Dawson is forcing him to use it on those carrying money. When Tim arrives to investigate he is mistaken for a noted outlaw. So he assumes that identity to force Dawson to make him a partner. But just as a plane bringing Tim help is arriving, his true identity is revealed and while he is a prisoner, Dawson forces the Professor to start his machine.
After Jim Blake saves Harve Tarlton's life, they become partners in a gold mining claim. After a while Harve reverts to his outlaw way of life. Everyone but Jim seems to know that Harve is bad but Jim merely thinks he needs a chance to go straight. But Jim's wife Helen has a plan to expose Harve as the outlaw he is.
When a gang tries to rob Haldain, Jim and Walla Walla break it up. Haldain is carrying stuffed animals and Jim's suspicion that they are stuffed with gold is soon confirmed. The gang's boss is banker Cutting and he is after Haldain's gold. He also receives Jim's mail at his bank and changes one of Jim's letters to make it look like Jim is after the gold. His sends Haldain's daughter after her father thereby leading the gang to the secret gold field.
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.
Merwin hires Barton to fight Welsh, but when Barton arrives in town, Welsh mistakes him for the hired killer Single-Shot Smith. Figuring he can help Merwin by being part of Welsh's gang he hires on as Single-Shot. But soon the real Single-Shot appears.
The arrival of the telegraph put Pony Express riders like John Blair and his pal Smoky out of work. A race will decide whether they or stageline owner Drake get the government mail contract.
The story is set in the British province of New York during the French and Indian War, and concerns—in part—a Huron massacre (with passive French acquiescence) of between 500 to 1,500 Anglo-American troops, who had honorably surrendered at Fort William Henry, plus some women and servants; the kidnapping of two sisters, daughters of the British commander; and their rescue by the last Mohicans.
Penniless drifter Steve Davis finds young Jimmy Thomas just after his father is killed. The two become friends and Steve looks for work. This brings him to town where teacher June Caldwell has lent money from the school fund to the dishonest Jess Watson, She now desperately needs it back and Steve soon finds himself in the middle of the conflict.
Cowboy Jeff Larabee returns from the east and meets Doris Halloway, a young girl, that he regards as a vagabond, till he learns that she's the owner of the farm where he works. He tries to win her heart, but without success, until she is endangered by gangsters
After saving himself from hanging, Laramie Nelson saves Tracks Williams from the same fate. They then travel to Lindsay's ranch where they get jobs. There they run into Adams who they learn is planning to rustle Lindsay's horses.
Hank Davis kills Jack Lewis to get his gold mine. Bruce Conway brings him in but then realizes Davis is the only one that knows where the mine is. Bruce and his pal Whitey rescue Davis from the lynch mob only to have Davis' gang catch them and leave them in the desert to die.
When a border patrolman catches their spoiled daughter smoking in a no-smoking area, parents hire him to watch over her. She then runs over to Mexico and gets involved with jewel thieves and he has to go save her.
After serving 25 years in prison for robbery, Dean Payton returns to his home town to see his daughter, Sally, who is unaware he is her father. He befriends Cal Yates, the now semi-retired assistant sheriff who originally caught him, and Chuck Wilson, a young rancher who has eyes for Sally. Wanted criminal Al Goss holds up the local bank and makes his getaway, taking Sally hostage. Showing he still has what it takes, Payton, along with Yates and Wilson, take off into the hills on horseback to try to track Goss down. - Written by Doug Sederberg
Buck Bonner, posing as the recently deceased Morning Glory Kid, is sent to round up the Mort Ringer gang. Buck finds Ringer and joins up with his gang. But he is in trouble when Slim and Bud who buried the Kid arrive and expose him as a Marshal.
Texas Ranger Johnny, poses as a hired gunman called The Dog Town Kid in order to infiltrate the outlaw gang, to uncover a plot by a crooked lawman, Sheriff Bradley, and a large landholder, Jim Morgan against the smaller ranches and the homesteaders.
Someone is adding beef to Rocky Brown's herds and changing the brands to make it look like he is rustling. Then he is framed for murder and jailed. Johnny Argyle who has been sent to investigate believes he is innocent and sets out to prove it and starts with hides that have been rebranded.