Season 12

Part 1 of 2. Angela Lansbury stars as Jessica Fletcher, a celebrated mystery writer whose penchant for solving crimes leads her into bizarre and colorful adventures. In the premiere episode, Jessica attends a costume party at her publisher's (Arthur Hill) home, where "Sherlock Holmes" (Brian Keith) is murdered and Grady (Michael Horton) is arrested for the crime.

Part 2 of 2. Jessica (Angela Lansbury) attends a costume party at her publisher's (Arthur Hill) home, where "Sherlock Holmes" (Brian Keith) is murdered and Grady (Michael Horton) is arrested for the crime.

Four daughters (Marilyn Hassett, Cassie Yates, Anne Lockhart, Doran Clark) claim their multimillionaire father (Howard Duff) was swept overboard from his yacht during a hurricane.

A family wedding brings Jessica Fletcher to San Francisco where the groom-to-be must first be cleared of a murder charge.

Jessica Fletcher arrives in Hollywood to protest the filming of her novel and preventing it from becoming a trashy movie only to find herself heading the list of murder suspects.

Jessica is visiting her cousin at Langley Manor, a country estate in the South. When he gets killed during a hunt and under the strangest circumstances, Jessica tires to find out what really happened.