
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.

Seth's old Army pal (Gerald S. O'Loughlin) is accused of murdering his new employer (Cliff DeYoung), a yacht dealer.

Jessica is in the process of designing a murder-mystery board game for a toy company when an executive (Barbara Babcock) is murdered.

A film based on Jessica's book opens at a film festival in Milan, and the opening is followed by the murder of the film's producer (Susan Blakely).

One of Jessica's former students is murdered when he returns to Cabot Cove to write a book exposing new information on a 30-year-old town scandal.