The Diamond from the Sky

Silent adventure serial starring Ann Little. Episodes: 1) Message of Hate, 2) Menace from the Sky, 3) Mysterious Prisoner, 4) A Perilous Ride, 5) A Woman's Wit, 6) A Night of Terror, 7) Washed Ashore, 8) A Perilous Leap, 9) Lost Identity, 10) In Close Pursuit, 11) The Wilds of Alaska, 12) The Camp of the Charkas, 13) The Secret Skull, 14) The Desert Island, 15) Home and Happiness.

A police detective is caught up in a plot to steal two million dollars in bonds.

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.

Congo Bill is hired to locate an heiress lost somewhere in Africa.

A Secret Service agent seeks his missing brother in Africa, and finds his mission complicated by ivory thieves, a girl with a mysterious past, and a troublesome gorilla.

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.

Captain Angus Swope (Noab Beery), known as The Black Yankee, skipper of the Golden Bough, treats his crew shamefully and he treats women no better, as evidenced by his handling of a woman he has abducted, together with her baby daughter, Mary (Sally Blaine), from seaman Newman (Willard Robertson). When the woman dies as a result of his cruelty, he brings up Mary as his own daughter.

The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods pursue him to Alaska, trying to steal the device.

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.

Finding himself deeply in debt, William Newlands reluctantly marries Beatrice, the wealthy daughter of an old friend. When their honeymoon train is derailed, Beatrice loses sight of her husband but manages to save the life of mine owner Steven Crawford. Newlands is reported burned in the wreck and Beatrice returns with Crawford to his cabin, where she nurses him back to health. Meanwhile, Newlands has escaped death and, filled with remorse, decides to make a new man of himself. Disguising his appearance by the addition of a beard, he finds work at the Crawford mine, but determines to stay out of Beatrice's life. Eventually, Newlands becomes foreman, brings law and order to the discontented miners and discovers a rich vein of ore, thus averting Crawford's financial ruin. His job completed, Newlands is about to leave when Beatrice recognizes him and begs him to give their marriage another chance.

A mechanic works for his sweetheart's father, who builds racing boats. He begs for and gets the chance to race a new-design boat, but his rival gets him intoxicated before the race and he wrecks the boat. Now he has to make good and show he has the right stuff.

A newspaperwoman finds trouble aplenty when an Inca tribe believes her to be the reincarnation of their long-lost princess.

Capturing a beautiful horse and slave girl, Thurya young Arab Jaafor’s happiness is short lived when the girl is sold to a cruel sheik. Sneaking into the encampment he attempts escape with her on horseback but is captured. The attack of an enemy tribe saves him, the sheik is slain, and the young Jaafor’s tribe celebrates his nuptials with Thurya.

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.

A young girl journeys to Africa to find her father, an explorer who vanished in the jungle.

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.

Two British officers are assigned to collect information to convict Captain Kidd of piracy.

Buffalo Bill Cody battles a gang of outlaws secretly headed by an unscrupulous lawyer.

The serial detailed the experiences of Kathlyn Hare, the pretty daughter of an explorer. Kathlyn resided in a mythical India, fighting off unwanted advances from a handsome native, Umballah, when not battling an endless array of ferocious jungle fauna.

Hidden Dangers is a 1920 serial film.