Newly successful mystery writer J.B. Fletcher gets involved in a murder at a New York publisher's costume bash.

With her first hit mystery, Maine widow Jessica Fletcher makes a promotional trip to New York, and becomes involved in a murder at a publisher's costume bash.

A financier (Howard Duff), reportedly swept overboard during a hurricane, turns up in Jessica's yard disguised as a handyman.

Jessica travels to San Francisco for a family wedding and discovers that the groom (Jeff Conaway) faces a murder charge.

Jessica is suspected of a producer's murder after people hear her threatening to stop the victim from filming her new novel.

Jessica delves into two investigations when both her wealthy Southern cousin and his daughter die mysteriously.