Calvin Drake employs a group of low-lifes to drive away land owners along the path of a new railroad; Red Ryder opposes this strategy.
Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.
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.
As a reporter, Dick Farrington is sent to cover an assignment that promises a big story. A lawyer has advertised for an ex-Marine who is a boxer. He makes good beating up a gang of roughnecks picked for the purpose, and secures the mysterious job that is filled with danger. It is to guard the heiress Lady Chatfield, but the hero is told nothing as to the secret in back of it all. Dick poses as Lord Grantmore, wears a monocle, and otherwise acts like a titled Englishman. They proceed to the mining town of Goldbrook, where the heiress is to occupy a mysterious mansion on the occupancy of which hinges a great fortune. The engineer of the mines is deeply interested in thwarting the plans of Lady Chatfield, and with his gang of roughneck miners makes things lively for the pugilist star in a series of fights that are hair raisers.
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.
Sergeant MacLane of the Mounties investigates the disruptive activities of a bunch of troublemakers.
Anna, a 10-year-old girl, runs away from home after an argument with her mother and finds herself being pursued by Shocker. After managing to hop onto DenLiner, the train that crosses time, she gets off in 1989 and has a great adventure with Momotaros and others.
The story of a boy, a dog, and a man. The boy discovers he is heir to a shipping line, and travels to Los Angeles, accompanied by inventor/radio operator Bob Whitlock and Irene Blaine. Their journey is aided by Pal, a wolf dog.
Eddie Haskins, a wisecracking young man, teams up with two ham-acrobats known as 'Bugs & Sunny', and ,when they are all kicked out of a vaudeville theater in California, they enlist in the U. S. Cavalry. Eddie falls in love with Dorothy Clark, the daughter of a sergeant and, following a moonlight tryst, they are discovered by Sergeant Hank Darby who himself is in love with Dorothy. They have a fist-fight in which Eddie comes out second best. When Darby is reprimanded for fighting with an enlisted man, the troopers incorrectly think that Eddie squealed on him, and they punish him with a conspiracy of silence. Dorothy also rejects him. Eddie has a problem. Maybe a fire will break out in the stables and he can rescue Sergeant Darby.
An Indian rug is the key to the location of a lost treasure. When the rug's owner is murdered, it becomes a case for Forest Ranger Steve King
The Phantom Rider helps Mary Grayson thwart a plot to steal her land.
Joe Ryan, a veteran train engineer, is demoted to a flagman position after a disastrous crash-- one caused by his cowardly and opportunistic partner. Though Ryan's failing eyesight is named as the cause of the crash, he's undeterred as he designs an automatic braking invention.
In New York, armed men hijack a subway car and demand a ransom for the passengers while the authorities question about the method of their escape.
When rogue stealth-fighter pilot Vic Deakins deliberately drops off the radar while on maneuvers, the Air Force ends up with two stolen nuclear warheads -- and Deakins's co-pilot, Riley Hale, is the military's only hope for getting them back. Traversing the deserted canyons of Utah, Hale teams with park ranger Terry Carmichael to put Deakins back in his box.
Criminals steal a radium-powered tank from an inventor. His heiress and a government agent take up the chase. 18 episode serial-1. The Mystic Stone, 2. The Death Trap, 3. The Fatal Ride, 4. The Swing for Life, 5. The Torture Chamber, 6. The Tunnel of Doom, 7. A Flash in the Dark, 8. In the Clutches of a Mad Man, 9. The Roaring Volcano, 10. Creeping Flames, 11. Perils of Doom, 12. Shackled, 13. The Scalding Pit, 14. Hemmed In, 15. The Flaming Arrow, 16. Over the Cataract, 17. The Wheels of Death, 18. Liquid Flames.
Nunu and Iago are in love with each other. The married guard Girgola wants to get hold of the woman. Girgola gets Iago arrested and makes Nunu marry his retarded brother. On one occasion he finds the woman alone and rapes her. Nunu jumps in the river to commit suicide but gets saved by Iago’s friends. Iago escapes from jail, but Girgola attacks his hideout and haves him killed together with his friends. Girgola also kills Nunu’s old father and accuses Nunu of the murder. Nunu is tied to a pole and dies in the exile.
A Witness Protection specialist becomes suspicious of his co-workers when dealing with a case involving high-tech weapons.
Gambler "On-the Level" Leigh (William S. Hart) is forced to leave his high rolling lifestyle to move his ailing sister Alice (Mildred Harris) to the healing climate the mountains. Financial strain compels him to resume his favored vocation. Unfortunately for Level, the dance hall girl Coralie (Alma Rubens) doesn't take rejection well and convinces the dealer to clean him out with a "cold deck". A desperate robbery ensues, leading to Level wanted for murder!
Trapped in a London subway station, a woman who's being pursued by a potential attacker heads into the unknown labyrinth of tunnels beneath the city's streets
When an army commando finds out his true love is engaged against her will, he boards a New Dehli-bound train in a daring quest to derail the arranged marriage. But when a gang of knife-wielding thieves begin to terrorize innocent passengers on his train, the commando takes them on, one by one.