Why Watch
"Subverting comforting domestic archetypes, this chilling true-crime docuseries examines elderly women who orchestrated devastating, cold-blooded homicides."
Tone: Chilling, Investigative, Unsettling
AI Critic Analysis
Series Deep Dive:
Oxygen challenges expectations with Killer Grannies, dissecting unthinkable crimes committed by senior matriarchs. Through meticulous police reporting and insightful interviews, the docuseries interrogates hidden motives beneath veneer-thin personas of maternal warmth. Blending forensic scrutiny with psychological analysis, each installment details fatal plots that stunned local communities. It is a sobering, calculated look at murder where audiences least expect to find it.
Analysis Refined:April 2026
Scheduled next refinement: in 220 days
Season: 1
| Watched? | # | Air Date | Episode Name |
|---|---|---|---|
| E1 | Nov 09, 2025 | Granny's Fatal Fantasy | |
| E2 | Nov 16, 2025 | Granny's Garden | |
| E3 | Nov 23, 2025 | Granny's Addiction | |
| E4 | Nov 30, 2025 | Granny's Under the Bridge | |
| E5 | Dec 07, 2025 | Granny's Boarding House | |
| E6 | Dec 14, 2025 | Granny's Word v Granny's Word | |
| E7 | Dec 21, 2025 | Granny's Killer Gravy | |
| E8 | Dec 28, 2025 | Granny's Wishing Well |
Scheduling Insights - Seasonal Series
Release Window: Fall
Killer Grannies has maintained a steady Annual rhythm, typically returning in October. Oxygen debuted the true-crime series during the autumn window, aligning with its seasonal programming strategy for dark, shocking nonfiction content.
While fresh to the cable network's schedule, true-crime docuseries of this nature regularly secure late autumn distribution cycles. Should Oxygen proceed with future installments, viewers can reasonably anticipate new investigations to follow this established fall broadcast timeframe.
While fresh to the cable network's schedule, true-crime docuseries of this nature regularly secure late autumn distribution cycles. Should Oxygen proceed with future installments, viewers can reasonably anticipate new investigations to follow this established fall broadcast timeframe.
Oracle Insights Refined:September 2026
Scheduled next refinement: in 310 days
If you liked Killer Grannies:
Technical Details
- Network: Oxygen
- Seasons: 2
- Years: 2025 - 2025
- Genre: Crime, Documentary, Mystery
Frequently Asked Questions
Killer Grannies airs on the Oxygen True Crime network. Episodes are also made available for on-demand streaming through the Oxygen app and NBCUniversal platforms.
Killer Grannies traditionally premieres during the late summer to early fall broadcast window on Oxygen. New installments and true-crime programming blocks typically roll out across August and September schedules.
Yes, Killer Grannies maintains an active continuing status on Oxygen. The network continues to develop installments under its true-crime documentary lineup for the upcoming broadcast cycle.
A typical season of Killer Grannies consists of six to ten hour-long episodes. Each individual episode focuses on a distinct real-life criminal case involving elderly female perpetrators.
Viewers can stream past episodes on Peacock and the Oxygen app with a valid television provider login. Episodes are also available for digital purchase on platforms such as Amazon Prime Video and Apple TV.
Killer Grannies is a true-crime docuseries highlighting cases of grandmothers who orchestrated or committed murder. The program examines the underlying motives, criminal investigations, and subsequent legal trials through archival footage and interviews.
FAQ Refined:May 2026
Scheduled next refinement: in 299 days