Killer Grannies (2025)

"A killer no one would suspect: Grandma."

Killer Grannies is a true-crime documentary series on Oxygen True Crime that profiles shocking real-life cases where grandmothers turn into cold-blooded killers. Hosted by June Squibb, each self-contained episode follows investigators as they unravel the sinister plots and dark deeds of a seemingly innocent, maternal matriarch of a family.