An unassuming mystery writer turned sleuth uses her professional insight to help solve real-life homicide cases.

Wealthy, young-at-heart business owner Edward Stratton III is stunned to discover his brief marriage several years ago produced a son, Richard Bluedhorn-Stratton, now 12 and standing in Edward's living room, wanting to live with the father he never knew. Although Edward's first impulse is to send Ricky to boarding school, he soon relents and let his son move in with him and Kate, his love-struck secretary.

A Boston police detective investigates a series of gruesome decapitations of various college coeds, committed by a helmeted, black-leather clad serial killer.

An infectious disease researcher is on a cruise with her daughter when an ebola-type virus attacks the ship's passengers and crew.

"Twinkletoes" Minasi wants to be a great dancer like her deceased mother. Twink meets Chuck Lightfoot, a noted prizefighter, who falls in love with her at first sight. She tries to avoid falling in love with Chuck, whose wife, Cissie, is a drunken harridan and more than a little bit spiteful. Meanwhile, Twink has secured a job in a singing-dancing act in a Limehouse theater, under the auspices of Roseleaf, who has more than just a protective interest in the girl. The jealous Cissie discovers that Twink's sign-painting father also has a night job as a burglar, and she turns him into the police. While a big success dancing on the stage, the arrest of her father has left her somewhat down in the dumps, and she decides to toss herself into the Thames. Possibly, the now-free Chuck, since Cissie has been killed in an accident, might come along and rescue her.

A presidential advisor discovers that the President has assembled a secret army of vigilantes to suppress dissent and is setting up concentration camps in which to imprison protestors, hippies and other "social undesirables."