The Scarecast: Scary Stories, Mysteries, and True Crime
The Scarecast Files #4: The Man Who Ruined Trick-Or-Treating (Ronald Clark O'Bryan)
The Scarecast Files #4 covers the case of Ronald Clark O'Bryan, who poisoned his son Timothy with cyanide on Halloween 1974 in Deer Park, Texas. Investigators found O'Bryan laced Pixy Stix candy, leading to his son's death and his subsequent sentencing to death.