4.8 (558)
Canada 
Let us notify you when you can watch it in the United States.
Something wrong? Let us know!
We couldn’t find any streaming options in the United States, but Killer Grandma is available in the United Kingdom and 12 other countries on Amazon Prime Video, Amazon Prime Video with Ads, and 6 other services.
Melissa, a happily married woman with an eight-year-old daughter, invites her husband's mother to live with them, only to realize that Grandma is unhinged and wants to kidnap Melissa's daughter to replace her own dead child.
