The 15 chapter story involves the heroine being protected by a shadow with burning eyes. There's also a cloak of invisibility, some hypnotism and a giant octopus added to the mix.
While visiting Egypt, Mrs. Graham steals a famous jewel called "The Eye of the World" from a mummy's sarcophagus and returns to the United States, planning to use the gem as collateral for a loan. Kah, the priestess in charge of protecting the tombs of Egyptian nobility, is soon on her trail , determined to retrieve the gem. Mrs. Graham's lovely daughter, Betty, agrees to marry a suitor for money to prop up her father's failing business. When the bridegroom is murdered on the couple's wedding night, and the body disappears, Phil Kelly decides to lend a hand in solving the crimes.
Adventures of an American Secret Service-girl in search of an important German secret during the war. Chapters: [1] “The Great Secret,”; [2] “Marked for Death,”; [3] “The Gas Chamber,”; [4] “Below the Waterline,”; [5] “The Acid Bath,”; [6] “The Unknown,”; [7] “The Betrayal,”; [8] “A Crippled Hand,”; [9] “Woes of Deceit,”; [10] “The Inn of Dread,”; [11] “The Death Studio,”; [12] “The Chance Trail,"; [13] “Wings of Mystery,”; [14] “The Hidden Way,”; [15] “The Secret Host"
Constable Ward is assigned to track down a mysterious villain known only as The Leader. Trying to locate a secret gold mine, The Leader pits the Indians against the Mounties, whom he blames for creating trouble.
The war lords of a potential enemy of the US has the spy ring, led by John Baroda, the Spy King and his aide Nitra, sabotaging the plans for a vast defense system of radar stations along the American borders. Radar Defense Bureau operative Chris Calvert comes to the rescue of a brilliant radar scientist, Joan Hughes, who has been kidnapped by Baroda henchmen in chapter 1 ("The Fatal Fog"), and the two battle together before putting an end to the Spy King in the aptly-named chapter 12, "Day of Reckoning".
The Daily Clarion hires detective story writer Steve Colt to investigate the deaths of a group of scientists working on an atomic rocket development project. Behind the killings is fortune teller Sombra, a spy from an Asian country intent on world domination, who is determined to pilfer the atomic rocket by luring workers from the project to her parlor and killing them with black widow spider venom when they refuse to cooperate.
A villain named Marlof attempts to set up secret missile bases inside Canada so he can launch missiles at the U.S. The Canadian Mounted Police dispatch agents to try to stop him.
Glace Bay, Nova Scotia Canada, 1901. Willie MacLean is a 10-year-old boy with a love for horses and liking to school to cape the difficult times his family has. Willie's stern, but benevolent father is a coal miner in a local mine along with his older brother John. But when Willie's father is injured and John is killed in an accident at the mine, Willie is forced to step into his brother's shoes to support his older sister Nelle, and two younger sisters until their father recovers. Willie soon finds work at the mine lonely (aka: the pit) and unfriendly in which he forms a bond with a pit pony horse in order to make it though each day.
Crooks discover a Genghis Khan treasure ship on the Canada-Alaska border but the treasure is hidden somewhere on land. In their efforts to find the hidden treasure they resort to murder and sabotage to stop the construction of the Alcan highway which will bring homesteaders to the area. Sergeant Royal of the Royal Canadian Mounted Police battles through 12 episodes to find the crooks and to learn the identity of their mysterious leader known only as 'The Boss'.
The female leader of an international crime ring steals a valuable artifact that can give her the power to control men's minds. Federal agents are dispatched to get it back and stop her evil plans.
Two federal agents battle a gang that hijacks trucks carrying materials vital for the security of the country and sells them to foreign powers.
When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed will leave a huge section of California real estate to the heirs of Don Quantero, he employs Mel Donovan and his killer henchmen to murder them all. That will leave Manning as the sole heir to millions. However, Delores Quantero tumbles to this plot and enlists the aide of two-fisted reporter, Cliff Roberts to save all her relatives
A series of 2-reel thrillers in which a society girl has a position as a special investigator for the police and works on various cases where her unique talents can help to solve crimes. Each episode is complete in itself.
Movie serial directed by George B. Seitz.
A young heiress of an American gun factory is threatened by a masked man after her father was murdered. This criminal might be a member of her family or a German agent, who wants to get information about the factory's products, perhaps his mystery has a combined solution - we will probably never know...
It is 1865 and Union prisoners use a military balloon to escape a Southern prison camp near the end of the Civil War. The balloon drifts for days and finally lands on a mysterious volcanic island with very unusual inhabitants. Also landing, in a better aircraft, is Rulu, a visitor from Mercury. She seeks a radio-active material that will enable her to manufacture an explosive that will destroy the world or, at least, the portion known as Earth in this 15 Chapter Serial from the 1950s.
A lady reporter and two college students search for the "Gold Special," a train that disappeared without a trace.
A movie serial in 12 chapters: After gold is discovered in the town of Nugget, the titular band of thieves and cutthroats inundates the frontier settlement. A group of three compatriots -- upstanding ex-sheriff Jack Woods, his harmonica-playing friend Laramie and tricky, smooth-talking gambler Deacon -- combine their respective skills in a fateful struggle to deceive and disarm the gang.
The mysterious Don Del Oro ("Lord of Gold"), an idol of the Yaqui Indians, plans to take over the gold and become Emperor. Francisco was put in charge of a legion to combat the Yaqui tribe and protect the land, but when attacked Zorro came to his rescue. Francisco's partner recognized Zorro as the hidalgo Don Diego Vega, then ask him to take over the fighting legion as his alter-ego Zorro.
Richard Grant, imprisoned in India for a crime he did not commit, escapes and makes his way to Africa.