Special Agent Eliot Ness and his elite team of incorruptible agents battle organized crime in 1930s Chicago.

When young drifter Sandy Loom finds prospector Jim Perkins dying, he promises to take care of his daughter Myra. Assited by Professor Hawley and "Stills" Manners, he works her father's gold claim. Simeon Coe, a land shark and claim jumper, asks the judge to appoint him the girl's guardian, swearing it was Jim's last request, and though the judge refuses, Coe orders Sandy and his pals off the claim, backed by the sheriff.

British intelligence officers head off a Nazi plot to kidnap an atomic scientist.

In India, Toomai, a young mahout, helps lead the British on a large expedition to round up wild elephants.

10 chapter serial wherein a mysterious vigilante known as "The Tiger" steals loot from major criminals, drawing a wide variety of individuals into a fast-paced web of danger and thrills. 1) The Storm Breaks 2) The Tiger's Mark, 3) The Secret Mission, 4) The Danger Trail, 5) The Gas Chamber, 6) Behind the Clock, 7) The Tiger's Claw, 8) Prisoners in the Sky, 9) A Desperate Chance, 10) The Sky Clears.

There's dirty work afoot at the crossroads when arch-villain Howard Breen and a crooked banker are scheming to take over the Jeremiah Grant's ranch, and Breen also has his eye on Grant's daughter, Evelyn. However, cowhand Johnny Bowers, who also has an eye on Evelyn, and his horse, Lightning, put an end to the villainy.

A young woman attempts to rescue her father from a gang that has kidnapped him in order to find out his secret for making "Fuelite," a substitute for coal.

Frank Fortune, a young rancher, is jailed along with two of his men for fighting with rival ranchers. Helen Marsden, daughter of a wealthy senator who is interested in prison reform, prevails on the judge to parole them into her custody and work at her ranch. Frank falls in love and, so as to stay on at the ranch, convinces her he is a notorious criminal. When the senator visits her with a large sum of money belonging to the state, three "reformed" crooks on the premises plan to steal it. Fortune's friends learn of the plot and decide to take the money for safekeeping, but Fortune intervenes; the real crooks do steal the funds, however, and depart with Helen in an automobile. Fortune overtakes the speeding car and rescues Helen.

During a horrific storm at sea, the crew realizes that there is a murderer among them who is killing them off one by one.

Suspected of having killed the father of the girl he loves, Trooper Moran of the Northwest Mounted Police is given a week to find the culprit or else do away with himself.

Con Benteen, an undercover agent for the Cattlemen's Protective Association, rides into a lawless town to investigate a band of cattle rustlers known as the Cloaked Riders.

The inventor of a space sphere flies to the moon and is marooned by a crooked financier.

Gertie Jones, a female raffles posing as a maid in a fancy home in order to rifle the safe, surprises Jimmy Hartigan in the act of robbing that very safe.

While he goes to his lender to repay his debts, Sam Perry is robbed. He decides to hunt down the bandit, whose description corresponds strangely to that of Dutton, known as "Dude".

A feud has been raging between the Lee and Mitchell families, in the forbidden valley of the Kentucky hills. The lone survivors are Ben Lee, his granddaughter Morning Glory and a young Mitchell boy who is given refuge by minister Dominie Jones. Fifteen years pass and Jack Winslow, a surveyor, comes to the valley and falls in love with Morning Glory. Their romance is opposed by Dave, a young half-wit who also loves Morning Glory and, out of jealousy, makes several attempts on Jack's life. When Jack is suspected of being the last surviving Mitchell, Morning Glory, acting in accordance with her family code of honor, shoots and wounds him. Soon after, Jones reappears and explains that Dave is the real Mitchell heir, thus clearing the path for Jack and Morning Glory's reconciliation.

In 1853, young Southerner Don Buckner goes west in search of gold to recoup his dwindling fortune, spent mostly on his new bride, Elizabeth. During the years of his absence he fails to communicate with his wife or his mother Margarite, even when he strikes gold, because he hopes to make this good fortune a surprise.

Drifter Dick Manners arrives at a ranch owned by Colonel Angus McClelland. When he wagers that he will be able to ride a wild bronco and kiss the ranchman's haughty daughter, Jean -- and wins -- he lands a job there. But Manners and Jean really fall in love and Colonel McClelland fires him. He then meets a woman who is dying, and she begs him to marry her so that her child will have a name. Manners obliges, and then Jean finds out about the situation.

Mary Heath's brother Dave is accidentally killed in a gambling den. Mary’s sweetheart, John Trevor, discovers the joint is secretly owned by his mother and he denounces her. As Dave was the head of the Heath household, John, knowing that Dave was head of the Heath household, feels responsible for the boy's death and offers himself as a replacement. Treated badly initially, eventually the family takes him into their hearts.

10-chapter serial tells the tale of Gladys Samuels, working as a bold reporter who is determined to untangle a complex web of crime to save her father, District Attorney Samuels. The son of a wealthy fire apparatus manufacturer joins forces with the fire department. He teams up with a fire captain, Jeff Tarrant, to track down an elusive arson ring. The team faces a series of threats orchestrated by the villains, led by Chief Carson (Leo D. Maloney) and a mysterious criminal network. 1. The Arson Trail, 2. The Pit of Darkness, 3. The Hidden Hand, 4. The Convict Strikes, 5. On Flaming Waters, 6. The Man of Mystery, 7. The Ape Man, 8. Back from Death, 9. Menace of the Past, 10. The Flame of Love.

War veteran returns home to find his sweetheart totally upset. Her father will lose his sight unless she can get funds for an expensive procedure. He and some army mates hatch a plot. For the railway safe to be utilized. A rival though robs the safe and the money is taken by the pals. A train journey later involving high speed the money is needed before the rival can send the hero to prison.