A 12-episode serial in which a son avenges the death of his father at the hands of corrupt politicians. He develops a wide variety of complex devices in his crusade . . . ray guns, robots and a 'vanishing belt.'

A lady gas station attendant gets mixed up with escaped murderers.

A family man becomes innocently involved in an embezzlement.

A famous scientist and his beautiful daughter travel to Indochina to find an ivory disc that has the formula for a deadly gas engraved on it. An evil doctor and his gang are also looking for it.

A convicted murderer has been sentenced to death in the electric chair. He decides to spill the name of the man who hired him, but just before he does he's killed by a poison dart. A police detective and a pretty young newspaper reporter team up to find out the identity of the man behind the killings.

According to a legend, the mansion's "blue room" is cursed -- everyone who has ever spent the night in that room has met with an untimely end. The three suitors of the heroine wager that each can survive a night in the forbidding blue room.

A circus on the verge of bankruptcy decides to save itself by staging a animal act with lions and tigers for the first time.

An elderly business tycoon, believed to be dying, decides to give a million dollars each to eight strangers chosen at random from the phone directory.

Salomy Jane, a California mountain girl, is sought after by a number of men in the nearby small town of Redwood City. She is affected when two criminals are pursued by authorities: one for killing a hypocritical mayoral candidate, the other for robbing the stagecoach.

In 1920s Chicago, Italian immigrant and notorious thug, Antonio "Tony" Camonte, shoots his way to the top of the mobs while trying to protect his sister from the criminal life.

A waitress falls for a wealthy young man but has to fight his mother to find happiness.

Sergeant Carlos Olivarez (Buck Jones) becomes entangled in the machinations of an oil baron, havoc-wreaking bandits, and the femme fatale who ruined his brother.

Two hunters discover a dead young woman in a cabin in the woods.One of them being the sheriff, he proceeds to press the wealthy owner for an explanation. At first it looks like his son has killed his unfaithful wife, but the wife's lover and the family butler are acting suspiciously enough to be followed.

A wealthy, cheating husband is found murdered in his penthouse apartment. The police soon arrest a suspect, but the victim's downstairs neighbor believes the man is innocent and sets out to prove who really committed the murder.

A mother tries to get her daughter to marry for money, but the daughter wants to marry for love.

An inventor and his lanky girlfriend set an altitude record in his winged contraption.

The founding father has an extramarital affair and meets with the likes of Thomas Jefferson.

A social climber charms a debutante, seduces a factory worker and commits murder.

A diplomat is blackmailed by crooked vice cops into helping them frame prostitutes.

Following a killing and robbery in a big city back east, gang leader Kedge Darvas and some of his henchies take a train to a small western town in Idaho, with intentions of hiding out there until things cool down back in Chi or NYC, or wherever they lammed from.They are welcomed with open arms by the citizens under the impression they are there as capital investors with money to spend. Before long, Darvas figures the town is ripe for the taking and sends word for reinforcements, and each arriving train unloads a few suits and snappy-brim hats.Then they get rough, kill Sheriff Posey Meed and rile up the citizens, led by cowhand Brad Farley, who had Darvas spotted for a wrong number just by the way he made moves on Sue Vancey.

Not long after the Civil War, Texas cattle ranchers realize they have a problem--the Union Pacific railroad is bypassing their state and make it near impossible to get their cattle to market. Many ranchers are being forced to sell their land, and crooked state treasure Marvin Fletcher buys up the land at pennies on the dollar. However, Laguna del Sol Ranch owner Taisie Lockhart and her ranch hands are holding out. Cowboy Dan McMasters returns to the ranch and tries to rekindle his romance with Taisie, but she rejects him because he fought for the North during the war. But what she doesn't know is that Dan is on an undercover mission from the President to investigate Fletcher, and in order to do that he has to pretend to be sympathetic to Fletcher and goes to work for him, angering Taisie even more. Complications ensue.

John Nelson, a well-to-do businessman, is escorting a woman he knows as Ethel Barry to the door of her apartment suite when a man steps out of the shadows and angrily demands to know where she has been. The embarrassed Nelson excuses himself and goes to his rooms in the same hotel. The woman rushes into his apartment followed by the man who met her in the hall. The man threatens her with violence and Nelson comes to her defense. In the ensuing fight, the man is knocked out of the window and falls to his death to the pavement many stories down. He is charged with the killing and his only witness that can prove self-defense for him has disappeared, and can not be found.

Dr. Mureaux, a widower, has an only daughter, Ruth. One night when her father is away, a burglar breaks into the house. Ruth displays great courage, winning the admiration of the intruder. She questions him about his mode of living and finally induces the man to promise that he will return in a few days when she will do all in her power to get him an honest job.