Sharad, a brave sailor, discovers the secret location of the legendary city of Atlantis. He must face mortal combat matches, tightrope walking, and an invisible wall to conquer the kingdom and save his people.
The Shadow battles a villain known as The Black Tiger, who has the power to make himself invisible and is trying to take over the world with his death ray.
In Batman and Robin (1949), Batman and his sidekick Robin must stop a gang of criminals led by the Wizard from using a device that can turn people invisible. Along the way, they face henchmen, gangsters, and other villains, all while trying to maintain justice in Gotham City.
Superman (1948) follows the story of Clark Kent, a reporter for the Daily Planet in Metropolis. When danger arises, Clark transforms into Superman and uses his superhuman powers to protect the city from villains and threats. Alongside his colleagues Lois Lane and Jimmy Olsen, Superman battles evil and saves the day.
Flash Gordon, a college boy, finds himself in a treacherous world ruled by the evil dictator, Ming the Merciless. With the help of his friends, Flash must fight against deception and double-crosses to save the day.
Two expeditions are trying to reach the Lost City of Zoloz -- one headed by Professor Davidson, a scientist who wants to establish an archaeological site, and the other by a greedy treasure hunter who wants to keep the fabled treasures of the city for himself. An agent of a foreign power also wants to establish a secret airbase there, so he stirs up the natives against The Phantom, who has been able to get them to stay peaceful so far. When The Phantom is murdered, his son takes his place and sets out to restore peace to the jungle and stop the agents' and the treasure hunters' nefarious plans.
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.
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 mad scientist named Dr. Satan plots to steal key pieces of technology to enable him to build an army of robots based on his prototype to conquer America. The only one standing in his way is Bob Wayne, who fights Satan as the enigmatic Copperhead. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.
Prior to the United States' involvement in World War II, the masked vigilante Spy Smasher fights Nazi agents operating within the US, led by the treacherous sabotage leader codenamed The Mask.
In this movie, Billy Batson gains the ability to transform into Captain Marvel by a magical wizard. He uses his superpowers to protect the world from evil and save his friends from danger.
Congo Bill is hired to locate an heiress lost somewhere in Africa.
Dick Tracy, a police detective, is on a mission to catch the criminal mastermind known as The Spider. As he navigates through deception and double-cross, Tracy must use his wit and skills to solve the case and bring The Spider to justice.
A gang of Tripolitan pirates swooped down and kidnapped 13 wealthy brides, whom they held for ransom.
Famed aviator Bruce Gentry is working with scientist Andrew Benson, setting out to uncover the origin of a deadly secret weapon---an electronically controlled flying disc which can be directed at moving or stationary targets. The disc was master-minded by an enemy agent known only as "The Recorder" because...he speaks entirely via recordings. Aided by rancher Frank Farrell and his sister Juanita "Nita" Hodges, Gentry consistently foils "The Recorders" schemes, which are carried out by "The Recorder's" henchmen, Krendon, Allen and Chandler, including an attack on the Panama Canal.
Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.
The heirs of Anton Benson are searching Bensonhurst for hidden gold; they are joined by a reporter, a gangster...and a masked fiend known as The Iron Claw.
Before the outbreak of WWII, Nazi sympathizers plot to undermine America.
This 12-part serial concerns the efforts of the infamous James brothers (of which Jesse was a prominent member) to become normal everyday citizens. Of course, there's no room in the Wild West for reformed outlaws, and the duo inevitably find themselves caught up in showdowns and robberies.
Martians come to Earth to build an H-bomb strong enough to blast Earth out of orbit so that Mars can be moved into its place in closer proximity to the sun. Super-scientist Larry Martin, inventor of the first stratospheric-flight spaceship as well as a jet-powered personal flying suit with helmet, is called upon by the government to investigate ramped-up UFO reports occasioned by the Martians' spaceships. The Martians, meanwhile, led by Marex, engage a renegade earth scientist and a gaggle of gangsters to help them steal supplies, operate a menacing robot, and build their bomb. This movie serial in 12 chapters was originally planned as a sequel to "Radar Men From The Moon" with Commando Cody as the hero but at the last moment the main characters' names were changed and all other references to that serial removed from the script.