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When a devoted husband and father is left home alone for the weekend, two stranded young women unexpectedly knock on his door for help. What starts out as a kind gesture results in a dangerous seduction and a deadly game of cat and mouse.
Director
Eli Roth
Cast
Keanu Reeves, Lorenza Izzo, Ana de Armas, Aaron Burns, Colleen Camp, Ignacia Allamand, Antonio Quercia, Dan Baily, Megan Baily
Knock Knock is streaming on Amazon Prime. Knock Knock is streaming on Amazon Prime Video with Ads. Watch Knock Knock for free on Hoopla. Watch Knock Knock for free on Kanopy. Watch Knock Knock for free on Plex Channel. Rent Knock Knock on Apple TV Store. Rent Knock Knock on Fandango At Home. Rent Knock Knock on Spectrum On Demand. Rent Knock Knock on Google Play Movies. Rent Knock Knock on YouTube. Availability last verified February 23, 2026.
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Free
Hoopla
Free • Included
Kanopy
Free • Included
Plex Channel
Free • Included
Included with Subscription
Amazon Prime
Stream • Included
Amazon Prime Video with Ads
Stream • Included
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Apple TV Store
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Fandango At Home
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Spectrum On Demand
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Google Play Movies
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YouTube
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