Monogram Pictures

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

Two friends land in hot water when they begin dating twins and one of the women ends up dead.

Insurance agent-physician collects on policies of men murdered by a disfigured resident of the home for the blind where he acts as doctor-on-call.

In the 18th entry of Monogram's 24 "Range Buster" films, the bank of Gila Springs is robbed by Ace Alton and his gang, and Sheriff Frank Hammond, son of Marshal Jim Hammond, is killed. The Marshal sends for the Range Busters, Dusty King, Davy Sharpe and Alibi Terhune, to come and restore order to the town. Ed Cole, head of the local vigilantes, and secretly the head of the outlaws, promptly orders the trio out of town. They visit an old friend, Rancher Mike Rand and his daughter Mary. Mary's brother Jeff has unwittingly become a gang member, and carries out Cole's orders by taking a shot at Davy, but the latter makes him a prisoner during a subsequent fight in the town café. Jeff confesses to Cole's involvement, and the Range Busters, with the help of town banker Harrison, set a trap for Cole and his outlaw vigilantes.

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

A photographer is choked to death just outside of where a college dance is being held. The body is discovered by Lee Watson, but promptly disappears, as it is being whisked from one point to another on the campus by a night watchman, who is an ex-convict.

A scientist is turned into an ape man.

When a troupe of showgirls with their impresario and press agent vacation at a Malibu Beach resort, two of them are garroted. Charlie takes on the case assisted by Number Two Son Jimmy and faithful chauffeur Birmingham Brown.

Detective James Lee Wong must find the "Eye of the Daughter of the Moon," a priceless but cursed sapphire stolen in China and smuggled to America. His search takes him into the heart of Chinatown and to the dreaded "House of Hate" to find the deadly gem before it can kill again.

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

Kirby Frye, a former Confederate officer but now a Union Cavalry scout, is sent into Montana territory to locate and retrieve three Gatling Guns stolen from the U.S. Arsenal by outlaws believed to have taken them west to sell to the Soiux and Cheyenne. The trail leads him to Red Bluff where, aided by Claire Corville, he and the audience discover together and real quick like that Martin Gavin, a supposedly-honest operator of a freight line, has the guns and intends to exchange them to the Indians for furs.

Freckles Winslow comes home from college and the sheriff accuses him of murder, gangsters put him on the spot, and his girl friend, Jane, falls in love with a confidence man.

After claim jumper Sanders kills a miner, he changes clothes with Perry. In pursuit, the Marshal kills Perry claiming he was the murderer. Setting out to clear Perry's name, Jimmy works his way into the outlaw game. But Sanders overhears Jimmy's plans and he and his boss Morgan set a trap to kill Jimmy.

Sach learns that he has inherited a farm in rural hillbilly country, and when he and the Boys arrive there, they find themselves mixed up with a hillbilly clan named Smith who'll shoot anybody named Jones, plus a gang of bank robbers.

A pretty Chinese woman, seeking help from San Francisco detective James Lee Wong, is killed by a poisoned dart in his front hall, having time only to scrawl "Captain J" on a sheet of paper. She proves to be Princess Lin Hwa, on a secret military mission for Chinese forces fighting the Japanese invasion. Mr. Wong finds two captains with the intial J in the case, neither being quite what he seems; there's fog on the waterfront and someone still has that poison-dart gun...

An innocent dancer is accused of murder after his shoe prints are found at the scene, but his wife follows the trail of clues to find the real perpetrator.

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

B-movie film noir take on Crime and Punishment. A college student gets deeper and deeper in trouble when he takes a loan from a shady college professor.

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

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.