An authoritarian rancher rules an Arizona county with her private posse of hired guns. When a new Marshall arrives to set things straight, the cattle queen finds herself falling for the avowedly non-violent lawman. Both have itchy-fingered brothers, a female gunman enters the picture, and things go desperately wrong.

Texas-border gunrunners kill a federal agent, whose son comes looking for revenge.

Set in 1869, after the Civil War, Texas had not yet been readmitted to the Union and carpetbaggers, hiding behind the legal protection of the Union Army of occupation, had taken over the state. Federal Captain Porter, a Texan, has to carry out orders against his own people. He brings in the rebel leader Ben Westman whom he knows is innocent of a murder that he is accused of. In trying to prove his innocence, Porter himself becomes a wanted man.

Rod Cameron stars as frontier scout Tim Clay, assigned to guide a wagon train through Indian territory. Clay knows that he's in for a lot of trouble because of the treaty-violating activities of white criminals Pickett and Keane. Fortunately for the hero, Pickett and Keane double-cross each other somewhere along the line, weakening their ability to foment an all-out Indian attack.

Raton Pass is a curious western based on the rules of Community Property. Dennis Morgan and Patricia Neal portray a recently married husband and wife, each of whom owns half of a huge cattle ranch. Neal is a tad more ambitious than her husband, and with the help of a little legal chicanery she tries to obtain Morgan's half of the spread. He balks, so she hires a few gunslingers to press the issue. In a 1951 western, the greedy party usually came to a sorry end; Raton Pass adheres strictly to tradition.

After The Deerslayer, a white man reared by the Mohicans, and his blood brother Chingachgook, a Mohican chief, save trader Harry Marsh from the hostile Huron Indians, they learn that the Hurons will attack Old Tom Hutter and his two daughters, Hetty and Judith, who live on a floating raft fort on the river.

Outlaws attempting to kidnap Steve Blaine from a stagecoach are ran off by the sharpshooting of his sister, Sally and rescuers Jimmy Wakely and Cannonball Taylor. Steve is investigating his father's sudden death after charges of theft from the Sloan/Carson mine. Sloan is killed after Wakely learns that ore is being smuggled across the Mexican border into the mine, and then sold at the higher U.S. prices

Kate Diamond owns the Roaring Falls Trading Post from where she directs her gang's gun-smuggling to the Indians. After she short-changes smuggler Stacey, his men attempt to steal the hidden guns, and attack her foreman Nebraska, but he is saved by Jimmy and "Cannonball" on their way to file a homestead claim at Canyon City. Jimmy renews a long acquaintance with Sheriff Harris and his daughter Jessica. The sheriff is wounded by half-breed Danny when he finds a rifle hidden in the latter's wagon, but Jimmy captures the outlaw, a go-between for Kate and the Indians.Wounded and in bed, Sheriff Harris ask Jimmy not to tell Jessica that she is only adopted and that Nebraska is really her father, although he believes her to be dead.

After the Texas Rangers are disbanded, the the reconstruction years following the Civil War, a private state-police force extorts money from the citizens in a "protection" scheme. Ex-Rangers Jimmy Wakely and "Cannonball" Taylor foil an arrest by state-police officers Hamon and Kelly. Commissioner Jed Brant tells his nephew that his old friend Jimmy is plotting against the law-and-order forces. Vic's fiancée and ranch-owner, Sheila Carol, refuses to sign up with the crooked police outfit, and believes Jimmy is an outlaw. On Chief Barton's order, Hamon shoots ex-Rangers Murphy and Payson, so they can be blamed for a raid on Sheila's ranch.

One of the passengers on a train to Tombstone decides to rob it of the $250,000 it is carrying.