Hoping to bury her criminal past, Jenny Hadley settles into a comfortable existence as Gina, the wife of the politician Clinton Crane. When her former associate Floyd Durant shows up to blackmail Gina, she has no choice but to murder him. Things take a bizarre turn when Barbara Arnold is charged with Durant's murder and Gina is selected to serve on the jury.

Columbia's 34th serial production starring Buster Crabbe, the Serial King himself

A cowboy and his sidekick fight evil guys who want to rustle cattle in order to get hold of land.

Falsely accused of murder, Billy is able to escape thanks to his pals. Once in Santa Fe, he meets once again the man who lied during the trial.

A marshal is sent to clean up a mining town being terrorized by an organized gang that is killing miners and stealing their claims.

Chasing jewel thieves, Captain Carson and Magpie head for the border where Carson, posing as a Chinaman, opens a store that buys jewelry. To flush the thieves into the open, Carson wins all their money at poker. They agree to sell him the jewels but plan to kill him and keep both the jewels and the money.

When Johnny and Mendez argue, the lights go out, and in the ensuing gunfight Johnny thinks he killed his friend Dick. Now refusing to wear a gun he crosses the border. But it is not long before he runs into Mendez and more trouble.

Steve Kinney and his henchman, Mort, are trying to stir up trouble between the local ranchers and farmers, behind a wave of rustling and lawlessness. Mort kills Vic, a Kirby cowhand, and lays the blame on Dan Harper, the leader of the farmers faction. Storekeeper Fuzzy Q. Jones, fearful of losing the outstanding charge-accounts he has on his books, drags his reluctant pal, Billy Carson, into the fray, and the two soon prove Kinney and his henchmen to be behind the valley's troubles.

An outlaw falsely accused of murder realizes the only way to clear himself is to become a lawman.

When football player Tex fletcher arrives home he finds his father missing. Jim Davis has killed the father and learning of Tex's identity.

El Puma, a Mexican desert guide, escorts an archaeological expedition headed by Professor Lucius Lloyd through the Indian badlands of Mexico. Marian, the professor's niece accompanies the party as only she can translate the Aztec writings in the diary of her father, murdered on a similar expedition six years previous. The professor is murdered by a knife, and the weapon is recognized as the property of El Puma. Magpie, a Federal Investigator, knows that El Puma is really "Lightnin' Bill' Carson, a former federal agent who has been missing since Marian's father was slain. The reluctant Magpie believes that his old pal is guilty. Carson sets out to prove otherwise.

A miner who was swindled out of his mine by a banker turns to robbing stagecoaches. Several years after he is tracked down and killed, his son comes to town to tangle with the banker.

Escaping from the law once again, Billy, Fuzzy, and Jeff ride to the ranch of Jeff's uncle only to find another family living their. They soon learn of Cobb Allen's scheme where he sells a ranch, makes sure the rancher can't pay off his note, kicks him out, and resells the ranch. But Billy has a plan to recover the ranchers' money and he sends Fuzzy to town with a fake map to a gold treasure.

Billy Carson and Fuzzy Jones have just collected a reward and Fuzzy indulges in a dream of getting away from the hectic life he has been leading and wants to settle down. They arrive in Red Rock just as the newspaper is being sold at foreclosure and, despite the attempts by Lafe Barlow to intimidate him from bidding. Fuzzy finds himself the owner of a newspaper. Fuzzy meets Edith Martin, daughter of the former owner, and unthinkingly commits himself to carrying on her father's policy of bringing a telegraph line to Red Rock. For reason of his own, Barlow is against this and has his henchmen wage a campaign of terror against the ranchers and citizens. Before long, Billy who had been lazily indifferent to everything connected to Fuzzy and his newspaper, decides to take a hand on the side of the good guys.

A feud develops between the settlers and the railroad detectives in Red Rock Valley. Clem Barstow sends for Billy the Kid and Fuzzy Jones to help.

Safely from behind some shrubbery, Johnny Hume, a boy of 6 or 7, witnesses the slaughter of his mother, father and brother by the guns of a gang led by "the Cat". Twenty years later finds Johnny grown to manhood, an expert bronc rider and target shooter - but paralyzed with fearful memories in an actual gunfight. This is brought home to him when some outlaws stick up the local saloon and Johnny ends up cowering behind the bar.

A fingerprint expert figures out who killed the mayor.

Kent wants the Allen ranch. So he has Steve and his men rustle their cattle using Pete as an informant. When the Trigger Pals Lucky, Stormy, and Fuzzy fight back, Kent frames Stormy for the rustling.

Reporter Steve Haines, on the trail of a business tycoon, follows his subject onto an ocean liner and gets wound up in a cruise full of intrigue, romance and murder.

Travelers find themselves marooned on an island with a maniacal self-made ruler.