Meet Boston Blackie (1941)

Larry Abbot, speaker in the radio horror shows of Manhattan Mystery Theater wants to marry. For the marriage he takes his fiancée home to the castle where he grew up among his eccentric relatives. His uncle decides that he needs to be cured from a neurotic speech defect and exaggerated bursts of fear: he gives him a shock therapy with palace ghosts.

Honest and straightforward small-town Shirlee Kenyon chucks her boyfriend and heads for Chicago. Accidentally having to host a radio problem phone-in show, it is clear she is a natural and is hired on the spot. But the station insists she call herself Doctor, and as her popularity grows a local reporter starts digging for the truth. Problem is, the more he is around her the more he fancies her.

Two dumb soda jerks dream of writing radio mysteries. When they try to pitch an idea at a radio station, they end up in the middle of a real murder when the station owner is killed during a broadcast.

A late night radio host is trapped inside the station by a violent storm after being bitten by a rabid bat.

The ghosts of three elderly industrialists killed in an airplane crash return to Earth to help reunite a young couple whom they initially brought together.

The operators of 'Silver Haven', a cultish group bilking gullible rich people out of money, is set to inherit a large sum after the deceased woman's heir also dies. Leader Joesph Jones decides to hurry the process along and kidnaps Wally Benton, his fiancé, and a friend, to further this goal. Wally, 'The Fox', is a radio sleuth who solves murders on the air. Jones wants him to devise a perfect murder, and isn't above killing others sloppily along the way to get his foolproof murder plot.

A drifter claims the money in an old bank account. Soon he finds himself the target of two men who turn out to be the sons of the man's old partner, who is now in prison because of a conflict with him over the money in that account.

Boston Blackie, in the 11th film of the Columbia series, indulges in some wit-trading with a squirmy spiritualist who deals in blackmail, murder and the occult. "Blackie" out to help his pal, "Runt," recover some jewels, finds himself involved in the homicides, and also finds himself as the prime suspect, and now has to find the real culprit in order to clear himself. So "Blackie,", a man of many talents and already a proved magician from cases past, shows he knows a little bit about dancing skeletons, walking phantoms and spiritualism himself, and holds a séance to unmask the murderer.

Best friends Judy and Carol compete for the affection of an older man during their high school dance. As Carol tries to rekindle Judy's relationship with Carol's bumbling brother, Oogie, Judy suspects that her father is having an affair with a beautiful dance instructor. The two girls team up to expose Judy's father -- who is only taking innocent dance lessons.

A publicity stunt staged on a train known as the Broadway Limited gets out of control, as no one wants to be responsible for the baby that was brought in for it.

Blackie is arrested when retrieving stolen gems from a safety deposit box for a friend.

A mad scramble for stolen loot ensues after Boston Blackie has prisoners released for work in a wartime defence plant.

Ralph Bellamy makes the third of four appearances as "master detective" Ellery Queen in Columbia's Ellery Queen and the Perfect Crime. The principal villain is crooked stockbroker John Mathews, whose Wall Street manipulations render Ray Jarden penniless. Mathews' chicanery seems particularly coldblooded, inasmuch as his daughter Marian is engaged to Jarden's son Walter. When the latter disappears, Mathews asks Ellery Queen to locate the young man.

The mysteriously ill John Braun makes a new will, leaving out his daughter Barbara, over the protests of his wife. The trouble began when the daughter wanted to marry Mr. Braun's doctor, James Rogers. Mrs. Braun asks Inspector Queen to help find the long-missing Barbara. The inspector's son, Ellery, works on the case. He goes to a home frequently visited by Dr. Rogers where the bell is answered by Nikki Porter who Ellery mistakes for Barbara and insists she return to the Braun home. Nikki does, to protect Barbara, and a short time later finds herself alone in a room outside Braun's bedroom. She finds him dead - his throat cut. No weapons are found and the door to the room where Nikki had been is locked, and she is suspected. Ellery hides Nikki in his apartment. Braun's body, sent for an autopsy, disappears and in its place is a life-sized statue of the dead man.

When a murder occurs on an ocean liner docked in New York, the trail leads to Coney Island and a spy ring.

César Neira, an almost forgotten actor, gets involved by chance with Teresa, a teacher from a small village in Cáceres who has won a radio contest. The prize is a trip to Madrid to experience just for a fortnight the life of the famous and wealthy people.

The story evolves around a radio panel game show "Twenty Questions." The panel is challenged with an anonymous question. The answer leads to a series of murders in which the killer uses the program to name his victims in advance. Two reporters spot a link between them and enlist the aid of the panel in trapping the guilty party.

When the ancient continent of Mu sank beneath the ocean, some of its inhabitant survived in caverns beneath the sea. Cowboy singer Gene Autry stumbles upon the civilization, now buried beneath his own Radio Ranch. The Muranians have developed technology and weaponry such as television and ray guns. Their rich supply of radium draws unscrupulous speculators from the surface. The peaceful civilization of the Muranians is corrupted by the greed from above, and it becomes Autry's task to prevent all-out war, ideally without disrupting his regular radio show.

Two mysterious seamen come from Alan Rogers' past to blackmail him as he seeks to locate his missing daughters. Ellery Queen is called in by Stewart Cole, Rogers' secretary. Queen goes to the estate and finds one daughter already there and the second one expected. When she arrives, it is Ellery's secretary Nikki Porter posing as the daughter as Ellery had her intercept the real heiress after learning of a plot to swindle Rogers. The blackmailing seamen are killed at a waterfront café after getting the blackmail money, Rogers is suspected and Inspector Queen arrives to arrest him, but he is also found dead.

After a rare gem is stolen from an exhibition at a posh hotel, Inspector Farraday decides to recruit former thief Boston Blackie to find the stone. Along with his assistant, "The Runt", Blackie focuses his investigation on the hotel manager, George Daley, and his sister, Eileen. Through disguises and ruses, Blackie and the Runt try to trick their way to discovering the thieves.