When Zak and his girlfriend Delphina visit his estranged father in the Catskills, they find him suffering from dementia and inadvertently uncover a dark family secret from World War II: an impossible sacrifice Zak's grandfather (Eli Wallach) made to join Rudolph Kasztner's controversial freedom train out of Hungary.
While a distinguished astronomer is giving a lecture in a planetarium, a shot rings out and one of the audience members is found dead. A tough detective and a brassy female reporter lock horns as they both try to break the case.
Sandra Rogers is irritated that her fiancée police commissioner Robert Edmonds is always too busy with work to see her. She gain his attention she jokingly confesses to having just committed a murder of a ruthless businessman, suspicion then seems to point towards her when he is really discovered to be dead.
Renowned scientist Professor Henrik returns to England from a working trip overseas and is met by his glamorous secretary Joan. American Ted O'Hara has come in on the same flight and in the bustle of the airport he and Henrik mistakenly pick up each other's identical briefcases, and O'Hara innocently departs with a briefcase containing a top-secret formula for a revolutionary new type of jet fuel. Later, Henrik is abducted by a group headed by a sinister man named Zelinsky, who are eager to lay their hands on the formula.
Mr. Reeder, an investigator for the Department of Public Prosecutions, begins solving the disappearance of 27 people, after they had each received large sums of money from their respective families. Is the criminal-featured Joseph Bronstone, the guilty party?
Superstitious New York gambler Joe Baldwin (Onslow Stevens), owner of the thoroughbred racing horse Sarcasm, believes that luck can be bought with charitable deeds. Before the Kentucky Derby, to "buy luck," he finances an expensive trip to Europe for gold-digger Jean Jason, his "good luck charm," not knowing she is taking her lover with her, gigolo and sometime artist Paul Vinette (Vinton Hayworth). He also gives his old friend Frank Brent cash to save his cab business and visits an orphanage in Louisville with his sister, where he meets Betty McKay (Helen Mack), a pretty teacher who scoffs at his philosophy.
Radio-mystery script writer Sally Ambler is about to be married but quarrels with her fiancé Kirk Pierce after he finds a story that she wrote to be too contrived. The wedding is postponed when a telegram arrives from Sally's aunt Maggie in Atlanta informing Sally that her uncle Charlie has died. Sally is followed to Atlanta after a phone call from Dr.
At the Hamilton Court shops in Los Angeles, a shot rings out in a darkened apartment. A woman (June Clyde) screams and flees, seeing a car driven by architect Jimmy McMillan (Chick Chandler). She orders him at gunpoint to speed away, in the rush to get away.
"Private Investigator Bud is discovered unconscious next to the corpse of a corporate bigwig. Bud's the prime suspect though his amnesia about the events makes it a problem for him to find out whodunit. But Bud's first step is contacting old high school classmate Leigh , who's related to the dead guy."
Patsy Brent runs a small bail bond company. Her ambitious but dull-witted partner Eddie Jones secures bail for Steve Morgan, a man accused of embezzling $100,000 from his bank. Brent is furious and is forced to track Morgan before he can skip the country.
In California's Death Valley a chemistry whiz-kid helps a sheriff track the man who murdered a wealthy mine owner who had been staying at a fancy winter resort.
Actress Elsie Manning is engaged to Horace Baker, but has also been in a romantic relationship with James Nichols who has named her as the beneficiary in his will. Not knowing about her engagement, Nichols asks his wife for a divorce and is refused. Nichols dies in Manning's apartment after she tells him she's engaged to Baker.
As described in a film magazine review, crook Michael Lanyard, known internationally as the Lone Wolf, is discovered while rifling a home in a fashionable section of town. He escapes by a ruse and climbs the balcony of another house, Marcia Mayfair's home, where a masque ball is underway. Marcia dances with Michael, and they have mutual attraction.
Just before the final performance of a musical at a Manhattan theater, cast and crew members gossip about news headlines that the star, Adele Michel, is about to marry Argentine millionaire Jose "Gardenia" Lopez. Stage manager Tom Lennox, who is having an affair with Adele, threatens to tell Lopez about their tryst. Adele subsequently receives an anonymous letter from Helen, Lopez's daughter, accusing her of seeking the marriage solely for financial gain.
A seemingly innocuous and respectable elderly lady is knocked down and critically injured by a bus on a London street. When the police search her handbag to find out her identity, they are astonished to discover a series of top secret military blueprints. The secret service are alerted and arrive at the hospital to question her, but she laughs in their faces before quietly dying.
Flash Casey is able finally to get the job as photographer at Globe Press. And he would like to marry newspaper woman Kay Lanning. Some blackmailing-crooks are stealing pictures from people who bring them in to be developed in the shop run by the same crooks, to blackmail socialites.