A young doctor rejects his older outlaw brother Johnny who put him through medical school by dubious means. The brothers find themselves on opposite sides of a range war between homesteaders and a crooked cattleman.

A struggling young engineer, Bob Sanderson, refuses to marry the very-rich Edith Stuart until he can support her on his own earnings. He goes to work for her father as a messenger in the telegraph business, and, via his engineering skills, discovers a plot to kidnap Edith.

As a result of arresting a nightclub singer, Millie Garland, for speeding, Tim Daley, of the California Highway Patrol, incurs the enmity of the gangster, "Trigger" Talano, who frames him and brings about his disgrace; but Tim organizes a band ox ex-criminals and turns the table on the racketeer with a vengeance.

Polo, a team sport played on horseback in which the objective is to score goals by driving a small ball into the opposing team's goal using a long-handled mallet.

When a small town doctor buries his twin brother, a practitioner of the black arts, he believes him dead; but subsequent events force him to realize that his brother has, in fact, returned from the dead as a vampire and is seeking revenge on the doctor, who had killed him in self-defense.

A Texas Ranger is faced with the task of bringing his outlaw brother to justice.

Marshal Tim Smith is sent to Rawhide to battle rustlers. When the outlaw gang attempts to kill the new Marshal, they get the wrong man. Tim puts his identification on the dead man and poses as a known outlaw. This gets him into the gang where he is given the job of posing as the new Marshal.

Heading up the Chisholm Trail with a small herd and just a few men, Breezy has his cattle rustled by Curley and his gang. Returning to Texas, Breezy convinces the ranchers to send their cattle north in one big herd guarded by a lot of men. Outnumbered, Curley has a plan to get the cattle.

When the Governor gets Dawson to go after Ace Carter and his gang, Dawson gets him to release four prisoners into his custody. Arriving in town, Carter frames Dawson for murder and his stooge Judge sentences him to be hung. The four ex-convicts arrive in time to save Dawson but one of the four is a double-crosser and this means more trouble for Dawson.

When a radio star is found murdered in her home, everyone assumes that the mysterious young woman discovered with her is the culprit — everyone, that is, but newspaper reporter Jerry Beall, who sets out to prove her innocence.