A private detective, who has been shot, stumbles into the office of Michael Shayne (Hugh Beaumont), and dies before Shayne can question him. Shayne finds a baggage ticket in his hand. He claims it and finds the checked-bag contains the loot from a robbery. Now, he has about fifty minutes left of the running time to find the crooks, bring them to justice and return the money to the rightful owners. And needs all of it.

In the second of the PRC "Michael Shayne" series,civic crusader Burton Stallings hires private detective Michael Shayne to locate the former's missing step-daughter Helen. Shayne discovers that Stallings himself has had Helen confined in an asylum in order to obtain her money.

When the wealthy Mrs. Cooper passes away, she divides her estate between her sons, Henry and Wayne, and her only daughter, the tomboyish Geraldine.

The Hollywood Post's sports writer, Jimmy Jones (Charles Quigley), yearns to be a crime reporter, and thus looks for foul play on even the most routine assignments. In writing a piece about a girl's softball team, Jimmy discovers that their sponsor, Foy Harris (John Gallaudet), is a notorious racketeer who has supposedly gone straight. Jimmy suspects Foy is still up to no good. He begins hanging around the team to do a bit of snooping, and also to be near the cute new pitcher, Ann Casey (Jacqueline Wells).

The heirs of Anton Benson are searching Bensonhurst for hidden gold; they are joined by a reporter, a gangster...and a masked fiend known as The Iron Claw.

Mary Gillespie is restoring the Col. Gillespie Circus to its former splendor after her father's death. With the help of her publicist boyfriend Jim, the sell-out crowds are returning to the big top. Egotistical equestrian star Senor Martinet, however, holds $60,000 of notes signed by the Colonel and due in 24 hours. When a mysterious shadowy figure is seen on the circus lot, and Martinet is murdered in the center ring during his performance, there are suspects aplenty, including Vindecco, Martinet's badly abused hunchback assistant.

Magazine owners sell a revealing photo, then play detective when the deal leads to murder.