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.
8 episodes · November 9, 2025
This true-crime documentary series, hosted by June Squibb, chronicles shocking real-life cases where the perpetrator is the person no one would ever suspect: a grandmother.
You can stream Killer Grannies on YouTube TV, OXYGEN and Spectrum On Demand. It is also available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies and Fandango At Home.
Yes — Killer Grannies is still running and has been renewed for more.
Killer Grannies has 1 season and 8 episodes, and first aired in 2025.
Killer Grannies holds an average rating of 9.5/10 on TMDB, and it lands best with fans of crime and documentary. Join the discussion below to add your take.
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