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.
A former sorority sister asks Jessica's help in clearing the name of a respected college professor who has confessed to murder.
Jessica is detained and accused of espionage while attending an international writers conference in Moscow.
Jessica investigates a murder which coincides with Doc Hazlitt's sighting of a 17th-century witch.
Jessica poses as a wealthy patient to probe the murder of a vagabond identified as the hospital's accountant.
Jessica investigates the reappearance of an heir who had been missing for over 20 years.
Jessica poses as a New York jet setter to investigate the murder of Cabot Cove's notorious womanizer (George Chakiris).
Jessica investigates the murders of U.S. World Cup skiers while snowed in at a ski area holding tryouts.
Jessica investigates when bodies start turning up in the Appletree sisters' (Joan Leslie, Teresa Wright) house and garden.
Jessica attends a fund-raiser for a New York publisher, and he is found dead, and his wife's diamond necklace is missing from his safe.