Monogram Pictures

Chris Morrell, the guardian of half-Indian girl Nina, is helping her find her missing white father. so she can cash in on her late mother's oil lease. Outlaw Sam Black is after the girl and her father as well. Besides dealing with the Black gang, Morrell has to find another robber, Jim Moore, who switches clothes with him after he finds Chris unconscious from a fight with Sam Black. Along the way, he meets a lady who's the sister of Jim Moore, another bad hombre who's in cahoots with Jim Moore, and an old friend who takes in Nina and helps Chris locate Nina's father and fight off the various desperadoes

A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides.

Detective Charlie Chan springs into action when top officials of a New Orleans chemical company begin dropping like flies.

A young woman is hired to take care of an eerie old mansion, where she finds herself entangled with an enigmatic murderer.

The town's leading citizen becomes a homicidal maniac after his wife deserts him.

A seemingly charitable soup kitchen operator (who moonlights as a criminology professor) uses his Bowery mission as a front for his criminal gang. Police attempt to close in on the gang as they commit a series of robberies, murders and bizarre experiments on corpses.

Shipping magnate Cyrus Wentworth, downcast over a disaster to his ocean liner 'Wentworth Castle' (carrying, oddly enough, an illicit shipment of Chinese bonds) is shot in his office at the very moment of kicking out his daughter's fiance Dick Fleming. Of course, Captain Street arrests Dick, but reporter Bobbie Logan, the attractive thorn in Street's side, is so convinced he's wrong that she enlists the help of detective James Lee Wong to find the real killer.

Rod Drew hunts for a missing girl and finds himself in a fight over a goldmine as well.

A young doctor running a health farm for polio victims is dazzled by a pretty and wealthy society girl, to the detriment of his patients and the woman who really loves him.

Tobin is after the bandit Zanti who killed his parents. He finds him just as Zanti is about to kill Dusty and kidnap Ruby. Saving the two, he goes after Zanti. He catches him but Zanti escapes the Sheriff's handcuff's and this time Tobin has to chase him into the desert.

Four scientists and a newsman crash land on Mars and meet martians who act friendly.

A scientist is turned into an ape man.

When a police officer is murdered, Captain Street looks to Mr. Wong to catch the killer. Prime Suspect: Frank Belden Jr., whose father is a businessman well known for both his success and dishonesty. Mr. Wong faces increasing danger and is nearly executed himself as the investigation develops in treachery and complexity. As Mr. Wong follows the trail of dead bodies, he uncovers a jewel smuggling ring on the San Francisco waterfront and a case much larger than the death of a police officer.

Hoping to become a lawyer, Alec (Roddy McDowall) becomes a tuna fisherman in order to pay a debt. This turn of events puts Alec on the outs with his taciturn family. Eventually, the lad proves himself on all fronts, and is welcomed back into the family fold.

A mad doctor (Bela Lugosi) and his helpers (John Carradine, George Zucco) lure girls to his lab for brain work, to help his wife.

When John Mason's father is killed, John is wounded. Attracted to his nurse Alice, a conflict arises between him and his friend Ben who plans to marry Alice. John later finds the killer of his father but goes to face him not knowing Ben has removed the bullets from his gun.

U. S. Marshals Nevada Jack McKenzie and Sandy Hopkins come upon an overturned stagecoach with the driver and the passenger dead. They learn that the passenger, Hinkley, an archaeologist, has discovered an old Indian site that contains gold relics, and a gang has robbed him of the relics he was carrying. Jane Condon, daughter of Hinkley's partner who was also murdered, tells Nevada that an old Indian guide, Shag, is the only one who knows where the site is. The outlaws find Shag first, and kill him after forcing the information from him. Hinkley's son, Joel, arrives and knows where the site is and leads Nevada and Sandy there ahead of the outlaws.

Slip gets fired from his job at a construction company for decking his boss. His sister, who got him a job at the company, is angry with him. Slip manages to get a job with the District Attorney serving warrants, as does Sach. Through his job, Slip finds out that all is not quite kosher at his old construction company, and that his sister may be in danger.

Charlie attempts to solve a triple murder in which a dead man's finger prints show up at all three murder sites, and all three victims were connected with the conviction and execution of an evidently innocent man.

It is prior to the commencement of World War II, and Japan's fiendish Black Dragon Society is hatching an evil plot with the Nazis. They instruct a brilliant scientist, Dr. Melcher, to travel to Japan on a secret mission. There he operates on six Japanese conspirators, transforming them to resemble six American leaders. The actual leaders are murdered and replaced with their likeness.