Northwest Mounted Police Corporal Jerry Hale is assigned to take over the district of a fellow-officer, and is puzzled as he had worked this district before and had been mysteriously transferred, disrupting his romance with Helen Brent, the niece of Peter Barkley, the Factor at the trading post. An accountant of the company Berkley works for threatens to expose him when his account is found $10,000 short. Barkley pleads for more time to raise the money. His opportunity arises when he learns that Helen's father and his brother-in-law, Nathan Brent, has struck it rich and is on his way to visit Helen. Barkley instructs his henchmen Carney and Breen to lie in wait and rob Brent of his gold. Brent has a premonition of trouble and buries his gold, making a map of the location. Barkley is disturbed by the arrival of Corporal Hale and goes to warn his men, and finds them already engaged in the attack on Brent. Brent's dog Wolfgang (played by a dog named Rex, or maybe the other way around)...
John Middleton is investigating cattle rustling when he is captured and tossed into a cave with Emmett, a rancher who disappeared earlier. They help each other escape and learn that a local banker is trying to scare everyone away to grab up some secret gold mines.
Bob Marlow is sent undercover to an Arizona town where an outlaw gang, comprised of the six Tolliver brothers, have taken over the town and terrorizing the citizens. He comes to town, posing as an Eastern dude, and, through a series of incidents manages to get rid of three of the brothers, mostly through their own ineptness. The remaining brothers decide to get-while-the-gettin'-is good, rob the bank and head for the Mexican border. But Bob isn't far behind.
Wealthy Henry Hanley takes his family to a dude ranch. But his daughter Gloria's boyfriend Eric is waiting and he is after Hanley's money. Ken overhears Eric's plan and abducts Gloria to stop the elopement. The outlaw Lacrosse and his henchman then catch Ken without his guns, take off with Gloria, and leave a tied up Ken in a burning shack.
When his young son is shot, John Wellington kills the culprit and flees. But his son Johnny recovers and is raised by Sir George. Some twenty years later Johnny sets out to find Sir George's missing granddaughter.
In 1889 pioneers race ahead of the law to claim free land in Oklahoma, forming wide-open towns. In one such, citizens elect Milt Dawson to challenge the self-appointed rule of gambler Ace Holmes, only to have him shot in the back. But leading the next batch of settlers is Milt's quick-on-the-draw son John, who gets help from friendly outlaws.
Prison escapee Utah Evans kills Sheriff McClay. Joe Norton was McClay's predecessor and sent Utah to prison. Ma McClay having taken over as Sheriff for her husband, now gets Joe to return. Joe sets out to get Utah and Utah, learning Joe is after him, hopes to get revenge for being sent to prison.
Sheriff John Higgins quits and goes into prospecting after he thinks he has killed his best friend in shooting it out with robbers. He encounters his dead buddy's sister and helps her run her ranch. Then she finds out about his past.
A cowboy's brother falls in with a gang of thieves; when he tries to get his brother out of the gang, the gang orders his death--and tells his brother to kill him.
Mary Rutledge arrives from the east, finds her fiancé dead, and goes to work at the roulette wheel of Luis Chamalis' Bella Donna, a rowdy gambling house in San Francisco in the 1850s. She falls in love with miner Jim Carmichael and takes his gold dust at the wheel. She goes after him, Chamalis goes after her with intent to harm Carmichael.