Murder, She Wrote S01E21 - Murder at the Oasis

Jessica arrives at a popular California desert resort town to visit an old friend and her family for the weekend. It doesn't take long for her to become involved in a murder investigation, when her friend's ex-husband was found murdered in an apparently locked room in his estate. Jessica soon discovers that the suspect list is lengthy since he had several enemies, and some of the people who wanted him gone were family.