When a group of gunmen are running sharecroppers off their land, rancher Andy Jones sends for his friend Billy Carson to organise the sharecroppers to fight. Andy is soon mortally wounded by the gunmen, but before his death schemes for his no good twin brother Fuzzy to be sent for to impersonate him. The gunmen, witnessing Andy's funeral fear that Fuzzy is Andy's avenging ghost.
Mad scientist injects his enemies with acromegaly virus, causing them to become hideously deformed.
When an experimental atomic rocket crashes somewhere off-radar, its three developing scientists are joined by three Air Force men in tracking it down to a small Pacific island, where it apparently has landed on the plateau of the island's steep-walled, taboo mountain...
Stanton breaks Billy and his two friends Fuzzy and Jeff out of jail. He wants them free so three of his men can impersonate them for the robberies and murders he has planned.
When a small town doctor buries his twin brother, a practitioner of the black arts, he believes him dead; but subsequent events force him to realize that his brother has, in fact, returned from the dead as a vampire and is seeking revenge on the doctor, who had killed him in self-defense.
Dorn is after the rancher's land and is trying to stop Banker Brady from helping them. When his man Hammond kills Brady, there is a run on the bank. When Rocky volunteers to ride to the next town for money, he is ambushed by Dorn's men, loses his memory, and is jailed for supposedly stealing the money.
Billy and his pals, on the run from the law again, travel to Sage Valley where Billy is made Sheriff. The local outlaw gang is run by Kansas Ed who closely resembles Billy. Ed captures Billy and changing clothes with him, now plans to run the town as Sheriff.
A crooked lawyer and his gang are trying to steal some government land meant for a stagecoach company. The company hires a cowboy to stop them.
A mad scientist changes his simple-minded handyman into a werewolf in order to prove his supposedly crazy scientific theories - and exact revenge.
Kenneth Seeley, member of the U. S. State Department's Foreign Service Bureau, and Marge Weldon, a morale worker with the bureau, are assigned to an area in Mongolia dominated by an outlaw warlord. The latter captures the village where they reside and when escape is clearly impossible, Seeley blows up the outlaw's headquarters, losing his own life in doing so.
One dark and stormy night, an escaped convict, an embezzler, a runaway daughter, her intended and her father, and a gangster take refuge in a remote inn called "The Black Raven" after the nickname of a second gangster who owns it; and murder ensues.
A man accused of planning a prison break turns the tables on escaped cons by leading the group into the desert.
Suspecting that a safari guide is a wanted killer, undercover policeman Geoffrey Bishop (Richard Fraser) joins a safari led by the suspect for a scientist that hopes to find and prove that a fabled white gorilla is a missing link.
An agent searches for a psychopath guilty of robbery and murder, and falls in love with a murder victim's sister.
A mad scientist uses captured criminals as experiments for his study on "the criminal mind" aboard his private ship.
Billy the Kid and Fuzzy Jones are on their way out of Arizona being chased by some riders who hope to cash in on the reward money for their capture. They are warned in time by Ed Dawson, but Ed is wounded in the getaway. They get a doctor to attend to Ed. The latter tells them there is a range war in progress across the border and that he is looking for men to help make a cattle drive to the rail junction.
Dawson is running rustled cattle across the abandoned Trenton ranch and has given it the reputation of a ghost ranch to keep people away. When Henty Tenton arrives from England to take over the ranch, Dawson tries to get rid of him. But Billy and Fuzzy are on hand to help Henry and it's not long before they have to go into action.
Head over heels in love with a stern and cold older businessman's young wife, a reporter is seduced into conspiring to murder him so she can inherit his estate, while pinning the murder on another businessman.
A skip tracer--someone who collects late payments from people who've purchased appliances, etc., or takes them back them when they don't pay--repossesses a small radio from a deadbeat who's skipped payments. What he doesn't know is that a gang that has stolen diamonds from a Hollywood movie star has stashed them inside the radio, and they start hunting for him.
When Aaron Baring signs on as wagon master for a group of settlers headed to Montana's Powder River Valley, his dictatorial style soon creates problems. When the settlers reach their destination, Baring unwisely declares war on the local Indians. When savvy frontier scout Jim Henry tries to promote cooperation between the natives and the newly arrived settlers, Baring responds by having Williams whipped.
