British intelligence officers head off a Nazi plot to kidnap an atomic scientist.

In India, Toomai, a young mahout, helps lead the British on a large expedition to round up wild elephants.

After being dismissed for imitating his boss's voice on radio, former Assistant District Attorney Richard Deming witnesses a store robbery and is taken captive by the criminals. Suspected of the crime, he is sought by the police, but his sweetheart, Marie, convinced of his innocence, enlists the help of two friends, a newspaper reporter and a half-witted detective. Hoping to win the girl's favor, the two go to the gangsters' hideout, encounter a violent gang war, and accidently set off a case of police tear bombs. The police, summoned by Marie, arrive just in time to save the kidnaped attorney.

Gold miner Edd Denmeade loves Lucy Watson, the sister of the official mining claim recorder. Denmeade suspects Watson of killing his father, who after a poker game was shot by a gambler "who shuffles with one hand." The real murderer, Sam Spralls, has convinced Watson that he killed Denmeade and threatens to expose him unless Watson assigns him all the gold claims. Spralls assembles a band of killers to jump the claims when Watson complies. Eventually, Denmeade learns the identity of the killer when he sees Spralls shuffle a deck of cards. He forms a vigilante party and rids the community of Spralls and his gang.

Frank Fortune, a young rancher, is jailed along with two of his men for fighting with rival ranchers. Helen Marsden, daughter of a wealthy senator who is interested in prison reform, prevails on the judge to parole them into her custody and work at her ranch. Frank falls in love and, so as to stay on at the ranch, convinces her he is a notorious criminal. When the senator visits her with a large sum of money belonging to the state, three "reformed" crooks on the premises plan to steal it. Fortune's friends learn of the plot and decide to take the money for safekeeping, but Fortune intervenes; the real crooks do steal the funds, however, and depart with Helen in an automobile. Fortune overtakes the speeding car and rescues Helen.

Isle of Sunken Gold is a 1927 American adventure film serial directed by Harry S. Webb. The film was long considered to be lost, however, chapters 4, 5, and 6 and reel 1 of chapter 7 were recently discovered in a European archive and retranslated back into English. A sea captain obtains half of a map directing him to an enormous treasure on a south sea island. The princess who rules the island possesses the other half of the map, and together they fight off the pirates and natives who would prevent their retrieval of the treasure.

When his master is attacked and left speechless, Ranger is held responsible. On the lam from the Law, the canine hero links up with telegrapher Bill Brady and Bill's girlfriend Helen Meadows. He gets a chance to clear his name by helping Bill trap a pair of outlaws who plan to blow up a mail train and abscond with the loot.

While he goes to his lender to repay his debts, Sam Perry is robbed. He decides to hunt down the bandit, whose description corresponds strangely to that of Dutton, known as "Dude".

Nancy Raynor (Georgia Hale) is arriving from the East to see her dying uncle. Clint Beasley (Oland) and his gang are determined to kidnap her before she reaches him.

Bill Harvey discovers a lost mine, rich with gold. Geraldine "Jerry" Howard has the claim to it left her by her father. Bill tells her that the death of the claimant, her father, makes a claim void. Infuriated, she goes to John Kenton, a crooked lawyer, for aid. Kenton sees an opportunity for wealth if he marries Geraldine, but Bill tells her that Kenton is only after her money. She gets more infuriated. While Bill and a posse are raiding an immoral cabaret, Kenton raids the Paradise freight depot to steal the money. The depot catches fire and Kenton shoots his henchman to save himself. The town and Geraldine think Kenton is a hero. It is up to Bill to prove otherwise.

Tom Drury, a cowboy whose quick thinking stops a notorious outlaw, "The Hawk," from further misdeeds. The villain, as it turns out, is none other than Henry Suggs (James Mason), heretofore considered a pillar of the community.....

A rancher, smitten with a pretty young girl he meets, hires himself out to her as a chauffeur, only to find out that she's on her way to his ranch. In order not to look foolish he keeps up the pretense, but his crooked ranch foreman eventually brings matters to a head.

A dog tracks down thieves.

Slim Duane, a wandering cowpuncher in search of his stolen horse, is forced by a fugitive to exchange clothes and finds himself stranded and broke in a town. He is seen by Eben Purkiss, who mistakenly identifies him as the fugitive (Matt Holden) and rides for the sheriff.

Dare Rudd and Bate Fillmore have been enemies since early childhood, primarily over the affections of Nell Worstall. Dare, assuming the name of Holt, goes west to Colorado, as does most of his Kentucky friends and enemies. The feud between Dare and Bate is renewed, and Dare learns that Nell's father is in jail on a trumped-up charge made by Bate in order to force Nell to marry him.

War veteran returns home to find his sweetheart totally upset. Her father will lose his sight unless she can get funds for an expensive procedure. He and some army mates hatch a plot. For the railway safe to be utilized. A rival though robs the safe and the money is taken by the pals. A train journey later involving high speed the money is needed before the rival can send the hero to prison.

Reggie Collins wins a bet that he will capture a notorious crook and his gang.

Dan Prentiss is a special undercover agent hired by a mining company to look into a series of gold-shipment robberies.

Midnight Molly' is hit by a car while evading the police, and mistakenly identified as the wife of John Warren, candidate for mayor, whom she resembles. The real Mrs Warren has run off with another man, George Calvin, and John Warren is happy to recognise Molly as his wife. Molly continues to impersonate his wife on her recovery, saving Warren from the consequences of a divorce scandal. Calvin learns of the deception and tries to blackmail Warren, without success. A detective pursues Molly, but only gains fingerprints of the real Mrs Warren. Mrs Warren and Calvin are killed in a motor car accident, leaving Warren and Molly free to marry.

Ruth Rogens (Sylvia Breamer) is married to policeman John Rogens (Jack Mower), whose work causes him to neglect her. Her neighbor Adelaide Thomas (Gertrude Astor), the mistress of bootlegger Cyler Bryson (Bruce Gordon),invites her out on a party and loans her a gown. Before long, Cyler, the cad, is buying Ruth fancy clothes and forgets about Adelaide. The latter, in revenge, leads Cyler's wife Grace (Helene Sullivan), to believe that Ruth is her husband's mistress. John makes a raid on the bootlegger's warehouse and finds his wife in Cycler's company at a roadhouse.

Aimee is a young girl betrothed to a rascal, Hamid Bey. An American archeologist, Jack Ryder, arrives to help the girl escape ending up in Bey's harem, but it takes the boy ten episodes to finally succeed.

famed for being written by an amateur

The no-good son of a company owner is sent to investigate a problematic business deal.

Drifter Dick Manners arrives at a ranch owned by Colonel Angus McClelland. When he wagers that he will be able to ride a wild bronco and kiss the ranchman's haughty daughter, Jean -- and wins -- he lands a job there. But Manners and Jean really fall in love and Colonel McClelland fires him. He then meets a woman who is dying, and she begs him to marry her so that her child will have a name. Manners obliges, and then Jean finds out about the situation.

The Timber Queen follows Ruth Rowland as the inheritor of a wealthy timber business who tries to stay independent of a cruel man who wants to marry her and steal her wealth. The UCLA Film and Television Archive has preserved episodes one, four, eight and nine, and distributor Harpodeon has preserved episode twelve.

A French orphan girl is adopted into the home of wealthy Americans. There she becomes romantically involved with a farm worker and at the same time entangled in the deteriorating marriage of the American couple who rescued her.

Dolores gets a marriage proposal from the promising young doctor Lucas, but on the day of their marriage, she leaves him in the lurch and takes off with the South American dancer and adventurer Hugo Amadis. But Hugo treats her badly. Dolores leaves Hugo and begins a career as a dancer to make ends meet for her and her son. One day, the son gets sick, and the doctor who helps the child through the crisis is Doctor Lucas. Lucas and Delores decide to start over.

The inventor of a space sphere flies to the moon and is marooned by a crooked financier.