Where to watch Once You Know in the US

Name: Once You Know
Genre: Documentary
Released: 2021-09-22
Cast: Jean-Marc Jancovici, Pablo Servigne, Richard Heinberg, Saleemul Huq, Susanne Moser

Once You Know (2021) is streaming in the US on Amazon Prime Video, Amazon Video, Apple TV Store, Google Play Movies, YouTube and Kanopy, included with a subscription.

Checked November 7, 2026. Streaming included with a subscription only; we don't list rentals or purchases.

Type: Movie
Year: 2021
Genre: Documentary
Runtime: 1h 45m
Original language: French
Director: Emmanuel Cappellin
Starring: Jean-Marc Jancovici, Pablo Servigne, Richard Heinberg, Saleemul Huq and Susanne Moser
IMDb: 5.8/10 (50 votes)

Trailer & cast

Frequently asked questions about Once You Know

Is Once You Know on Netflix?

No, Once You Know isn't on Netflix in the US right now. You can watch it on Amazon Prime Video, Amazon Video, Apple TV Store, Google Play Movies, YouTube and Kanopy.

Is Once You Know on Hulu?

No, Once You Know isn't on Hulu in the US right now. You can watch it on Amazon Prime Video, Amazon Video, Apple TV Store, Google Play Movies, YouTube and Kanopy.

How long is Once You Know?

Once You Know is 105 minutes long (1 hour and 45 minutes).

Who is in the cast of Once You Know?

The cast includes Jean-Marc Jancovici, Pablo Servigne, Richard Heinberg, Saleemul Huq and Susanne Moser.

Where to watch Once You Know in the US

Frequently asked questions about Once You Know

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