MyCinema has not rated Know Fear for scares yet. TMDB lists it as a horror film.

Where can I watch Know Fear in the US?

Know Fear is free on The CW, Fawesome, The Roku Channel, and 6 more and can be rented from Amazon Video, Apple TV Store, and Fandango At Home in the US. Listings come from JustWatch and can change, so check the service before paying.

How long is Know Fear?

Know Fear runs 1 hour 17 minutes (77 minutes).

Is Know Fear suitable for kids?

TMDB lists no age rating for Know Fear in the United States or the United States. Treat it as unsuitable for children until you have checked it yourself.

TMDB20221h 17mHorror

Know Fear

Name: Know Fear
Genre: Horror
Released: 2022-01-20
Duration: 77 min

Evil must be known.

After discovering an ancient book of the occult, a family activates a dangerous ritual forcing each of them to communicate with and fight a demonic force in their own unique way: to see it, hear it or speak to it.

TMDB audience score

Based on 20 votes

Saved only on this device unless you sign in.

Availability

Where to watch in the US

change

Provider listings are supplied by JustWatch through TMDB. Verify pricing and availability before renting or subscribing.

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United States listings · Refreshed 20 Oct 2026. More horror to watch in the US

MyCinema quick facts

Know Fear at a glance

Worked out from the film's TMDB record and its United States provider listings. These are facts about the data, not a review.

Runtime

Short watch · 1h 17m

At 1h 17m it runs under 90 minutes.

More horror under 90 minutes

Genres

Horror

TMDB files it under horror.

US availability

9 free · 3 to rent · 3 to buy

Not listed on a subscription service. Free or ad-supported on The CW, Fawesome, The Roku Channel, and 6 more. Listed to rent from 3 stores. Listed to buy from 3 stores.

TMDB audience score

5.8 / 10 on TMDB

TMDB users rate it 5.8 out of 10 across 20 votes, a mixed audience score. That is a small sample, so the score can still move a lot.

Why watch Know Fear tonight

It is a short one: 1h 17m, so it fits a late start.
It is free to watch on The CW, Fawesome, The Roku Channel, and 6 more in the US.

How scary is Know Fear?

The scare meter is MyCinema's own rating, given by a person who has watched the film. It is not a TMDB score.

Not rated yet, vote below.

Did Know Fear scare you?

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Questions about Know Fear

Is Know Fear scary?: MyCinema has not rated Know Fear for scares yet. TMDB lists it as a horror film.
Where can I watch Know Fear in the US?: Know Fear is free on The CW, Fawesome, The Roku Channel, and 6 more and can be rented from Amazon Video, Apple TV Store, and Fandango At Home in the US. Listings come from JustWatch and can change, so check the service before paying.
How long is Know Fear?: Know Fear runs 1 hour 17 minutes (77 minutes).
Is Know Fear suitable for kids?: TMDB lists no age rating for Know Fear in the United States or the United States. Treat it as unsuitable for children until you have checked it yourself.