Inner Sanctum Mysteries was a popular radio program that aired from 1941 to 1952. The show is renowned for its blend of horror, suspense, and mystery, often featuring supernatural elements and twist endings. Each episode opened with the eerie sound of a creaking door and was hosted by a character known as Raymond, whose macabre humor set the tone for the chilling tales. "The Bog-Oak Necklace" is an episode of Inner Sanctum that originally aired on April 10, 1945. The story revolves around the discovery of a skeleton with a unique necklace, which unravels a 40-year-old murder mystery. The narrative explores themes of guilt and retribution as the past comes back to haunt those involved. The episode's chilling atmosphere and suspenseful plot are characteristic of the series' style.