Ellery Queen solves a mystery involving a valuable stamp.

A crooked real estate manipulator sells worthless land on mortgage to flood refugees, then tries to profit by reselling the land to the state, committing murder in the process, as the Three Mesquiteers work to bring him and his gang to justice.

Commissioner Tredwell is the law of the land and he gets whatever he wants with the help of hired guns and lackey lawyer Conners. The only one who publicly stands up to Tredwell is Beecham of the Clarion. Beecham has his paper burned to the ground and when he starts a petition to make Wyoming a state, taking the power away from Tredwell, he is killed. But when Kansas Kate comes in to visit her son Conners, she sees what is going on and she takes over the paper and keeps the pressure on Tredwill. With this Conners has mixed emotions, but the boys do everything they can to protect Kate and the paper. Written by Tony Fontana

A crime novelist devises a scheme to catch the thief who has stolen the valuable "Konjer Diamonds". Director Lew Landers' 1938 B-film stars Preston Foster, Whitney Bourne, Cecil Kellaway, Donald Meek, Samuel S. Hinds, Arthur Lake, Paul Guilfoyle and June Johnson.

Despite his older brother's objections, a young man vows to become a newsreel cameraman.

Dan Burke is after a mail contract and Stevens through his henchman Keno is out to stop him. When Burke's son Larry brings the payroll he is murdered and the Three Mesquiteers blamed. Young Tim Burke breaks them out of jail and they start the timed mail run to obtain the contract. But Keno and his men plan to stop them by using dynamite to make a road block.

Yet another fast-paced western featuring the "Three Mesqueteers," pulp writer William Colt McDonald's trio of sagebrush heroes, Lone Star Raiders finds Stony Brooke (Robert Livingston), Tucson Smith (Bob Steele) and Lullaby Joslin (Rufe Davis) defending elderly rancher "Granny" Phelps (Sarah Padden) from greedy neighbor Henry Martin (George Douglas).

Jim Hanvey is a genial but top-notch detective who has retired to his country home. An insurance company hires him to find a missing emerald so they won't have to pay out the $100,000 for which the jewel is insured. It doesn't take him long to find the emerald, but he discovers that finding it was the easy part; the difficult part is getting it back to its rightful owner, and he winds up involved in a murder in which an innocent man is framed.

The screenplay for this mystery is based upon a story suggested to Liberty Magazine by President Franklin D. Roosevelt. It is the tale of a prominent lawyer who shocks his snooty friends, family and colleagues by abruptly abandoning his successful practice and his wife to find true happiness. He soon falls in love with another woman and continues to keep a low profile until he learns that his first wife stands accused of murdering him

College town life gets turned upside down after a button-down botany professor secretly weds a sizzling night-club singer.