An action movie serial that premiered in 1924
A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the extraterrestrial Purple Monster can complete the rocket ship and return to Mars, he will be able to start a full-scale invasion of Earth. Good thing Craig Foster sets out to thwart the Monster's mission!
The Purple Monster Strikes
1945
3
Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by Captain Mephisto, a costumed villain.
Manhunt of Mystery Island
1945
4
Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of the Earth. Unfortunately for him, reporters oppose his sinister designs.
The Lost Planet
1953
0
Evil Hassan slips back into his native land of Ahad and plots to overthrow his twin bother, Kasim, who has just been crowned the Caliph. Hassan enlists the aid of the chief Chamberlain, Faud and they send several henchmen into the royal palace, who then knock Kasim unconscious. Faud and Hassan dispatch a couple of different hirelings to take Kasim into another part of the town and murder him.Kasin comes to and gets away, but has been wounded. Omar, a beggar, takes Kasim to his home and nurses him back to health. But, it takes a few weeks for Kasin to get healthy and, by that time, Hassan has a firm grip on the duties of a Caliph. In a storeroom, Kasim finds a coat of mail with a great hawk emblazoned across the chest and promptly decides this is the costume he will wear while fighting to get his old job back. Meanwhile, the Emir of Telif shows up with his daughter, Princess Azala, with the intent of marrying her off to the local Caliph.
The Desert Hawk
1944
6
Greedy traders have kidnapped a researcher, hoping he will reveal the location of a treasure in a hidden village. Family and friends of the researcher come looking for him. Adventure ensues.
Jungle Raiders
1945
5
A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.
The Masked Marvel
1943
4
Congo Bill
1948
1
Red Barry
1938
0
A pair of crooks steal a valuable package, hold up the crew of a freight engine, and compel the engineer to aid their escape. Learning this, Helen climbs into the cab of a locomotive standing on a siding and takes up the chase.
The Stolen Engine
1914
0
Sharky, a rival road agent, plots to spoil a trial run to be made on Helen's road that will win a mail contract. He opens a waste valve on the tank of the engine, and, when nearing Lone Point, the water tank runs dry. Helen comes to the rescue by mounting the new gasoline speeder and starting off with the mail for the end of the run.
A Race for a Crossing
1915
0
Jim, determined to ruin a box car brake test, hides inside, removes the flooring, and ruins the brake apparatus. As a result, the box car runs wild, trapping him inside. Before Helen can sidetrack the runaway, it shoots off the track at Elbow curve, overturning as it topples down the embankment. Helen smashes a hole through the side, braves the flames, crawls into the car, rescues Jim and drags him to safety. But her heroism is too late; Jim dies in her arms.
The Box Car Trap
1915
0
Under the influence of liquor, Griffin foolishly displays a roll of bills. Wheeler and Walter, yeggmen, see the money and trail the traveler to the station. The men learn the berth he is to occupy. Hastening to a bridge under which the train must pass, they drop to the roof of one of the cars when it appears. Helen, transferred to Burnett, is a passenger on the train. By mistake, Griffin gets into her berth. Because of the man's condition, Helen consents to allow him to keep her berth. The girl takes the one which Griffin's ticket calls for. An hour later, Helen is awakened by a peculiar noise outside the car. Hastily dressing, she sees the window being raised. Wheeler's face appears at the window. The man foils Helen's attempt to shoot him, disarms her and then climbs back to the roof of the car.
The Midnight Limited
1915
0
A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. His henchmen often kidnap a trained gorilla (the titular "ape") from the zoo, to aid in the schemes.
The Monster and the Ape
1945
6
Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.
The Invisible Monster
1950
4
An accomplished aviator sets out to locate treasure hidden by one of his ancestors. He encounters interference from various adversaries.
Pirate Treasure
1934
4
Perils of the Secret Service
1917
0
Sterling and Ella steal a jewelry salesman's sample bag and make their getaway by boarding a passenger train. Word is flashed ahead to Helen, who in turn notifies Bowring, a railroad detective. The train is flagged.
Danger Ahead!
1915
0
An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.
Hawk of the Wilderness
1938
7
Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is thwarted repeatedly by three daring circus daredevils.
Daredevils of the Red Circle
1939
5
In the second entry of the popular Hazards of Helen series, Helen, is temporarily assigned as a telegraph operator at Quarry Depot; bad blood springs up between two men who are seeking Helen's favor, but to whom she has remained impartial.
The Plot at the Railroad Cut
1914
0