EPISODE · Aug 13, 2026 · 48 MIN
The Invitation That Ended in Murder: The Kirsten Costas Case
In June 1984, the quiet community of Orinda, California, was shaken by the shocking murder of 15-year-old Kirsten Costas, a popular high school student whose death exposed the darker side of teenage friendships, jealousy, and social pressure.Kirsten was invited to what she believed was a school-related event, but the evening took a horrifying turn. After leaving the gathering, she was attacked and fatally stabbed. What initially appeared to be a senseless murder soon became a deeply complicated investigation involving teenage rivalries, conflicting stories, and questions about who Kirsten's killer really was.In this episode of Stuttering in Silence, Gavin and Matt take a look at the life of Kirsten Costas, the events leading up to her murder, the investigation that followed, and the shocking circumstances surrounding the person ultimately convicted of her killing. We explore the relationships, motives, and unanswered questions that have kept this case in the public consciousness for decades.Join us as we revisit the Kirsten Costas case and examine how a seemingly ordinary night among teenagers ended in a tragedy that would forever change the lives of everyone involved.#StutteringInSilence #KirstenCostas #TrueCrime #TrueCrimePodcast #CaliforniaCrime #ColdCase #MurderCase #CrimePodcast #1980sCrime #UnsolvedMystery
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The Invitation That Ended in Murder: The Kirsten Costas Case
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