A serial in 12 chapters. Tarzan goes to Guatemala to find his lost friend, D'Arnot. On the way he helps Major Matling search Mayan ruins for hidden jewels and an idol containing the formula for a powerful explosive. D'Arnot and the idol are rescued, but the idol falls into the clutches of the explorer Raglan.
An idealistic sea captain, Dick Carson (Conway Tearle), is wounded by revenue officers while smuggling arms to a South American country. He finds aid and refuge at the home of Dr. Jordan (J. Barney Sherry) whose young wife, Dorothy (Doris Kenyon), is being courted by Andrews (Crauford Kent), who kills the doctor in a quarrel. To avoid the revenue officers, Carson takes them aboard his ship and sets sail for the Far East. He and Dorothy fall in love but, first, he must deal with a mutiny on his ship.
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.
A lost film. Teddy Drake is a pleasure-seeking aristocrat who ends up expelled from his exclusive Fifth Avenue club for playing practical jokes and other rambunctious antics. He decides to reform his selfish ways and boards a train heading heading for the Southwest.
In the 56th (and next-to-last serial) made by Columbia Pictures, Montana Deputy Dan Lawson, posing as an outlaw called Laramie, goes to the Canadian northwest on the trail of Bart Randall who is wanted for murder and bank robbery in the states. In Canada, Randall is a little more upscale and uses a hydra-plane and a fake totem to over-awe the Indians. Laramie is aided in his search by RCMP Sergeant Gray and by Donna Blane, who is suspected at first of giving information to Randall, but who is actually a Canadian secret agent investigating Randall's gun-trading with the Indians.
A molly-coddle son of wealthy parents whose regeneration is brought about through being hit on the head and shipped off in a freight car in dress clothes. In this attire he hits a border town just at the time that his former sweetheart has been carried off on a transcontinental train by a band of Mexican bandits. He goes to her rescue, establishing his manhood when he manages to rescue her from the hands of the hold-up men.
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
Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.
The nefarious Dr. Fu Manchu searches for the keys to the tomb of Genghis Khan, in order to fulfill a prophecy that will enable him to conquer the world. His nemesi, Dr. Nayland Smith and his associates fight to keep the evil doctor from getting his hands on the keys. In 1943 the serial was edited together into a feature movie also called Drums of Fu Manchu.
Returning from the war to his father's California sawmill, Bob Cameron takes up with Hinky Dink, a cocky Englishman and man of the road. Ignoring a "no trespassing" sign on Cameron's property, Hinky is caught in a steel trap; Cameron, seeking aid, is threatened by Eben Beauregard, an old southerner, but the appearance of Antonia "Tony" Lee, Bob's childhood friend, quells his temper.
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"
Silent cowboy Western serial.
A gang of land-grabbers tries to prevent safe passage of the Foster Stage Company through frontier territory.
The fascinating game of bridge has completely ensnared Mrs. Willis, the pretty young wife of a Wall Street clerk, and money that should have been spent to pay household bills is squandered on cards.
Carter Holmes, master criminologist, must help the oft-kidnapped Ruth Stanhope to find the 9 daggers that will unlock the secret of the cursed Devil's Trademark!
Just as the bead clerk and his assistants are closing up the jewelry store for the day, a package containing a very costly necklace arrives by special messenger. The large safe deposit vault has been closed for the night and the time clock set. The head clerk is fearful to leave the necklace in the store and so decides to take it home. His actions have been closely watched by one of the junior clerks, with sinister and stealthy glances.
Monroe Salisbury plays a man of the Northwoods. This time he's Silent Duval, of mixed-blood origin, who distinguishes himself as a football player at Stanford University. But his Indian blood makes him an outcast and when he is injured, only one white girl is there to comfort him. So he decides to return home where he'll get some respect.
A young soldier returns from the war to find his western homeland despoiled by conflict between the wheat farmers and a crooked lawyer.
A wealthy young athlete comes to the aid of a beautiful heiress, whose fortune is being threatened by two arch villains, The Great Master and Doctor Zulph.
A reformed criminal is blackmailed when three girls are murdered.