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Killer Grannies

2025 – present · Oxygen
1 seasons · 8 episodes
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Documentary
Crime

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PLOT

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.

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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.

SERIES CAST

June Squibb
Host
Terry Quillen
Martin Griesbauer

DETAILS

Status
Returning Series
Type
Documentary
First aired
Nov 9, 2025
Original language
EN
Production
Jarrett Creative Group
Country
US

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