About the film
All of a Sudden (French: Soudain, lit. 'Suddenly'; Japanese: 急に具合が悪くなる, romanized: Kyū ni guai ga waruku naru, lit. 'Suddenly Feeling Unwell') is a 2026 drama film directed by Ryusuke Hamaguchi, in his French-language debut. Co-written by Hamaguchi and Léa Le Dimna, it is loosely based on the non-fiction book You and I – The Illness Suddenly Get Worse by Makiko Miyano and Maho Isono. It stars Virginie Efira and Tao Okamoto. The film is a co-production between France, Japan, Germany and Belgium. All of a Sudden had its world premiere at the main competition of the 2026 Cannes Film Festival on 15 May, where Efira and Okamoto shared the prize for Best Actress. It received widespread critical acclaim, with special praise for its direction, screenplay and acting. It was theatrically released in Japan by Bitters End on 19 June, and in France by Diaphana Distribution on 12 August.
Where it streams
We don't know yet where it streams. Herae works on any site with a video player, so whatever you both can open works.
How to watch it together from different places
Each of you opens All of a Sudden on your own account. Herae keeps the two players in sync, so a pause or a skip happens for both of you, and puts a video call in the corner of the film so you can see each other react.
How watching together long-distance works
Title details from Wikidata (CC0). Description from Wikipedia, used under CC BY-SA 4.0. Artwork from TMDB and Wikimedia Commons. This product uses the TMDB API but is not endorsed or certified by TMDB.