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Knock Knock was released on June 17, 2017 but we couldn't find it on any streaming service yet. Rights can change — try again later.
Get the app to be notifiedCast · Directed by Zack LaChance
GD
Gabe Dobson
Agent Sebastian Moore
ZL
Zack LaChance
Frankie "The Boss" Russoti
DH
Danny Huot
Tommy "The Tooth" Palahniuk
CJ
Cable Jacques
Carmine "The Jokester" Zamperini
JD
Jon Dube
Lou "The Exaggerated Hand Gesture" Hoffman
ER
Ethan Richards
Steve "No Relation" Corleone
BF
Braden Foley
Dougie "The Plot Device" Margolis
EM
Ellie Mason
Chief Karen Sterns
MV
Maddie Vaughan
Agent Walsh
GH
George Horvat
Agent Williams
DZ
Delaney Ziegman
Elder Lorton
GA
Gaia Ayres
Elder Lane
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Knock Knock — streaming FAQ
Which OTT platform streams Knock Knock?
Knock Knock isn't streaming anywhere in United States yet.
Is Knock Knock on Netflix?
No, Knock Knock is not on Netflix in United States as of August 2026.
Is Knock Knock on Amazon Prime Video?
No, Knock Knock isn't on Amazon Prime Video in United States right now.
Where can I watch Knock Knock for free?
Knock Knock isn't streaming in United States yet, so there's no way to watch it free at the moment.
What is the OTT release date for Knock Knock?
Knock Knock hasn't started streaming in United States yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around August 5, 2017. This is a prediction, not a confirmed date.