King of the Circus

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.

A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret tunnel passage between China and India.

Bhargavan is a dangerous criminal who gets anxiety attacks that prevent him from attacking anyone. However, when he meets a psychiatrist, Santharam, his life gets transformed while he treats him.

James Bond is sent to investigate after a fellow “00” agent is found dead with a priceless Indian Fabergé egg. Bond follows the mystery and uncovers a smuggling scandal and a Russian General who wants to provoke a new World War.

In a futuristic world that has embraced ape slavery, a chimpanzee named Caesar resurfaces after almost twenty years of hiding from the authorities, and prepares for a revolt against humanity.

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.

Prospector Henry Tolliver disappears and his son "Wild Bill" Tolliver comes looking for him.

Filmed in the Sierra Nevada mountains near Sonora, California, this Universal serial is Universal's 40th sound-era serial. Eagle Scout Bruce Scott, leader of Martinsville Troop Number One, and his pack sets off in search of lost treasure and finds adventure

A silent movie serial directed by George B. Seitz.

Elmo finds himself in 18 different hair raising and dangerous adventures always escaping in the nick of time!

Mr. Lincoln's tremendous physique fits him especially for serial work, where strength and daring are all important! An 18-episode adventure movie serial where Elmo saves the day through derring-do.

On the American frontier in the last decades of the 19th century, Billie is a female cowboy who fights a series of bad men in this film serial.

Saotome, a sword master and guard of the Shogunate, pursues the mystery of a deadly aerial weapon that is responsible for the multiple deaths in town.

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.

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...

Professor Campbell's expedition into the hills of Libya obtains a papyrus which might reveal the hiding place of the Golden Tablets of Hippocrates, containing lost medical secrets. Also in the region is intrepid Nyoka Gordon, still seeking her father, lost on a previous expedition. She alone can translate the papyrus, which directs our heroes through deadly perils (including the Tunnel of Bubbling Death) into the land of the Tuaregs. Opposing them are Vultura, Queen of the Desert, and her Arab ally Cassib, both greedy for the treasure...