A bookie uses a phony real estate business as a front for his betting parlor. To further keep up the sham, he hires dim-witted Ellen Grant as his secretary figuring she won't suspect any criminal goings-on. When Ellen learns of some friends who are about to lose their homes, she unwittingly drafts her boss into developing a new low-cost housing development.

A hurricane swells outside, but it's nothing compared to the storm within the hotel at Key Largo. There, sadistic mobster Johnny Rocco holes up - and holds at gunpoint hotel owner James Temple, his widowed daughter-in-law Nora, and ex-GI Frank McCloud.

Chester Wooley and Duke Egan are travelling salesmen who make a stopover in Wagon Gap, Montana while enroute to California. During the stopover, a notorious criminal is murdered, and the two are charged with the crime.

While packing her belongings in preparation of evacuating the White House because of the impending British invasion of Washington D.C., Dolly Payne Madison thinks back on her childhood, her first marriage, and later romances with two very different politicians, Aaron Burr and his good friend James Madison. She plays each against the other, not only for romantic reasons, but also to influence the shaping of the young country. By manipulating Burr's affections, she helps Thomas Jefferson win the presidency, and eventually she becomes First Lady of the land herself.

A black cat is suspected of being possessed by the spirit of a elderly murdered woman.

The happy Indians live in Antelope Valley and Eddie is the new Indian Agent. Everything seems fine until the town selectmen want the valley occupied by the Indians because it contains silver. So they hire outlaw Indians and Chico to start trouble hoping that the army will forcibly remove them from the valley and they will claim it. But Father Sullivan and Eddie believe the Indians are being wronged even though they cannot convince anyone else.

An orphan girl lives with apparently kind uncle who turns out to be a murderer.

Tom Mitchell is an insurance investigator and Fire Capt. Joe Dugan is chief of the police department's arson troubleshooters. Tom and Joe team up to solve a particularly vicious series of deliberate fires. A man has been killed in one conflagration, so the villains have a murder rap hanging over them.

Gang Leader Dutch Malone goes on a hunting trip and is in a car wreck and is confined to the hospital, without the knowledge of any of his gang members. District Attorney Brady induces taxidermist Peter Winkly, who is an exact double for Malone,to impersonate Dutch and assume leadership of the gang. Winkly "takes over" the gang and only Rita, Dutch's girl friend, has any suspicion that he is not really Dutch. But Dutch sees a newspaper showing him out on the town, escapes from the hospital and is on his way to look up the impostor.

In this 13th entry to the Dr. Kildare series, the medical staff of Blair General hospital are challenged with further dilemmas, not the least of which includes a prison inmate who Dr. Gillespie believes belongs instead in an insane asylum.

In late 1941, with no hope of relief or re-supply, a small band of United States Marines tries to keep the Japanese Navy from capturing their island base.

To bring water to their valley, ranchers have raised money to build a dam. When that money is stolen, Allison suggests the ranchers sell their stock to a friend of his thereby getting the money needed to complete the dam. Roy has a clue that Allison was involved in the robbery and is out to get control of the valley. So Roy and the boys try to delay the sale of the stock while they look for proof against Allison.

A bunch of waterfront youths pursue the Sea Raiders, a gang of saboteurs.

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.

A gangster hides out on a farm and falls for the farmer's daughter.

Danny O'Neill and Hank Taylor are rival trumpeters with the Perennials, a college band, and both men are still attending college by failing their exams seven years in a row. In the midst of a performance, Danny spies Ellen Miller who ends up being made band manager. Both men compete for her affections while trying to get the other one fired.

A mad scientist named Dr. Satan plots to steal key pieces of technology to enable him to build an army of robots based on his prototype to conquer America. The only one standing in his way is Bob Wayne, who fights Satan as the enigmatic Copperhead. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.

Small-time businessman Charles Engle is threatened with exposure for embezzling $3,000 for his free-spending wife. Deciding on suicide, he scribbles a note, stuffs it in his pocket and goes for one last night on the town. He is pulled into a poker game by conman Bill O'Brien and singer Nina Barone, but when they discover the dropped note, they resolve to turn the tables, get Engle his $3,000 and save his life.

An embittered Louie Peronni returns from prison to find that his sister, Juli Peronni, is engaged to policeman Eddie Farrell, and also finds that his secret wife Annie Qualen has placed their baby girl in a foundling home. With his old gang again, Louie plans a robbery of a fur warehouse. Louie shoots down the night watchman and is trailed home where his father Guiseppe Peronni persuades him not to fight it out with the police. Determined to let Louie take the full rap, the gang kidnaps the district attorney's daughter.

Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is thwarted repeatedly by three daring circus daredevils.

Mandrake and his team attempt to prevent "The Wasp" from stealing and using a new Radium invention.

An American pilot with a top-secret invention is kidnapped by foreign agents.

Disguising himself as a milquetoast Easterner who writes Western novels, Hoppy enrolls in a dude ranch in order to unmask the murderer of the owner's husband.

An ad man gets his model girlfriend to pose as a debutante for a new campaign.

An aging star finally recognizes the truth when she is replaced in her new movie by a girl from the chorus.

Newspaperman Bill Bradford becomes a special agent for the tax service trying to end the career of racketeer Nick Carston. Julie Gardner is Carston's bookkeeper. Bradford enters Carston's organization and Julie cooperates with him to land Carston in jail. An informer squeals on them. Julie is kidnapped by Carston's henchmen as she is about to testify

Charlie is hired to deliver a pearl necklace to a millionaire at his ranch. When murder intervenes he disguises himself as a Chinese servant and begins sleuthing.