Twisted New Clues in ‘Poison Mom’ Alleged Murder Plot

Murder Files Unsealed · Sep 19, 2026 · 40m · transcript

A North Carolina woman named Gudrin Casper is currently facing multiple charges for allegedly poisoning her family during a 2025 Thanksgiving dinner. Authorities claim she served wine laced with acetonitrile, a chemical that turns into cyanide, resulting in the death of her daughter and the hospitalization of her daughter’s boyfriend. Evidence against her includes suspicious internet search histories and inquiries regarding life insurance policies made shortly after the tragedy. The investigation has expanded to include the 2007 poisoning death of a former associate and a suspicious 2017…