
Mystery writer and amateur detective Jessica Fletcher - a down-to-earth, middle-aged widow - ferrets out the criminals in idyllic Cabot Cove, Maine, which apparently is the murder capital of the United States for the show's 12-season run. Though while traveling, she uncovers a fair number of killers as well.
When Jessica suffers a broken arm, she hires a typist to meet her deadline, but she must clear the woman of a murder charge.
Dennis Stanton (Keith Michell) tries to clear a man of charges he murdered an unscrupulous divorce attorney.
Jessica reopens a 16-year-old murder case at the urging of a dying author (Van Johnson) who felt injustice was done.
Jessica attends a political fundraiser with her friend Drew (Mike Farrell), but the focus turns to murder when another guest's chauffeur is murdered.