Insurance investigator Dennis Stanton confronts murder and arson while on a case involving a famous pianist (Ricardo Montalban).
Jessica becomes enmeshed in feuds, infidelity and murder in Nashville when visiting her friend, blues singer Patti Sue Diamond (Florence Henderson), whose country-singer husband, Bobby (Jimmy Dean) is having trouble with his manager.
Jessica's friend Dennis Stanton (Keith Michell) is called to investigate when a purported Mark Twain manuscript leads to murder.
Jessica's first publisher (Arthur Hill), imprisoned for murder, is paroled and requires her help when he is suspected of a similar crime.
Jessica's nephew and his wife enjoy housesitting in Cabot Cove until they discover the body of a peg-legged murder victim on the living room floor.
While Jessica is in Texas to attend her cousin Ann's wedding, the bridegroom is murdered, as was Ann's first fiance 15 years earlier.
Jessica's old friend, former jewel thief turned insurance agent Dennis Stanton (Keith Michell), becomes involved in a high-society murder.
Jessica's old friend, NYPD Detective Lt. O'Malley (Pat Hingle), investigates the suspicious suicide of a wealthy New York developer's wife.
One of Jessica's former students (Diana Canova), a script writer for a TV show, must find the killer of a network executive or look for another job.
Jessica attends a variety-show reunion to research the 25-year-old unsolved murder of TV host Richie King (Kim Strauss), and while she's investigating, a show writer (Gavin MacLeod) is shot backstage.
Jessica's niece (Genie Francis) is a suspect in the murder of a real-estate client, a rich movie heiress in Beverly Hills.
Jessica spends the weekend on a remote island with a tycoon (Gene Barry) who thinks his life is in danger.
Jessica becomes involved in a double-murder investigation when she attends an opera opening with old friend Dennis Stanton (Keith Michell) in San Francisco.
While visiting a friend in Jamaica, Jessica encounters voodoo and black magic when a family celebration is marred by murder.
An undelivered letter that Jessica finds in an antique bureau, purchased at a rummage sale, unleashes arson and murder.
Jessica's friend's (Ken Howard) dog-sitting assignment turns to mystery when the canine's owner doesn't return.
Jessica can't make sense of clues surrounding a real-estate developer's murder and his wife's suicide.
The death of a venerable female mystery writer takes Jessica back to a 1947 murder aboard the Queen Mary.
A parishioner confesses murder to a pastor, who cannot divulge the truth when an innocent man is accused.
Jessica encounters murder when car trouble strands her and a fellow writer at a run-down truck stop owned by a disillusioned woman.