Name: What You Don't Know Can Kill You
Genre: Comedy
Duration: 25 min

ALLTV

After a San Francisco radio station changes its music format from classical to rock, the promoter who engineered the switch dies and Jessica searches for the killer.

Murder, She Wrote

Death by Demographics

While Jessica is in Atlanta to address mystery writers, a lethal virus is stolen from the Biological Research Institute.

Mrs. Parker's Revenge

Seth's niece returns to Cabot Cove for her wedding only to have her groom die accidentally before the event.

What You Don't Know Can Kill You

Jessica investigates when a wealthy yachtsman is murdered two days before a big race, and his rival's daughter is charged with the crime.

Race to Death

Jessica travels to Australia to prove that she is the rightful heir to 130,000 acres of grazing land, but her arrival results in two murders.

Southern Double-Cross

Jessica has to solve two murders to clear the name of her old friend Deputy Andy Broom (Louis Herthum), who becomes a suspect when a murder weapon is found in his car.

Evidence of Malice

A vacation in the Grand Tetons turns into work when the man threatening Jessica's host with blackmail is murdered.

Track of a Soldier

After Jessica's story for children becomes a television puppet show; she must find the fiend who used one of the puppets as a murder weapon.

Something Foul in Flappieville

When the producer of a hit twenty-something series is murdered, Jessica does some directing of her own.

Murder Among Friends

Details in a manuscript convince a young editor (Tracy Middendorf) that the author (Richard Beymer) kidnapped her 11 years earlier, but when the author is found dead, the editor becomes the primary suspect.

The Dark Side of the Door

Seth Hazlitt's benefit concert to save the woods near Cabot Cove is endangered when the lead singer is permanently silenced.

Murder in Tempo

Jessica works hard to get her friend's (Tony Plana) Latino band a recording contract, until a murder rocks her plans.

Death Goes Double Platinum

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S12 E22 | What You Don't Know Can Kill You