The pitch
The Unknown (2026)
The same weekend also brings The Runner. Two trailers, one argument about which one wins the window.
It hits the big screen on September 4, 2026.
Reactr / Trailer Reactions / The Unknown
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In Theaters · September 4, 2026
The Unknown
Trailer Reactions
Scored from what 17 creators said on camera while watching the trailer, out loud, in their own YouTube reaction videos. A proprietary Reactr score. How the score works
Fantasy · Drama · Mystery
Photographer David Zimmerman rarely leaves home until friends bring him to a wild party. He becomes fixated on a mysterious woman and follows her. By dawn, his life transforms - he awakens in her body.
Free · no editing · camera or voice only · the clip is yours to post
The Trailer
The The Unknown trailer, ready when you are
Dropped July 13, 2026
85This trailer, scored from 9 reaction videos
Creator Reactions
What creators said about the The Unknown trailer
Creators posted 17 reaction videos to YouTube watching this trailer. Reactr scored what they actually said, out loud, on camera, and combined it into the Reactr Rating shown at the top of this page. The 8 that counted most are below. How the score works.
So let's go part two guys. Part two. I'm going to
So, overall I'm very, very excited for this. And the fact we've only got
in a week for this epic thing on my Twitch channel. I'm going to
Every reaction above is a creator's own upload on YouTube, credited to their channel. Reaction videos are found automatically; a creator can claim their page or ask for a video to be removed from the creator directory.
Reactr Verdict
Did The Unknown deliver on its trailer?
70The trailer
17 reaction videos scored. See them all
17 reaction videos scored. See them all
?The film itself
scored from reactions posted after release
scored from reactions posted after release
Verdict comingafter opening weekend
After release, creators post a second kind of video, their reaction to the film itself. Reactr scores those the same way it scored the trailer reactions and puts the two numbers side by side to answer one question: did the movie live up to its trailer?
Who you’ll see
Who you’ll see in the trailer
The cast is fronted by Léa Seydoux, Niels Schneider and Valérie Dréville. Léa Seydoux plays Eva Helsinger / David Zimmerman.
The making of it
The history behind The Unknown
Production is led by Bathysphere Productions, Pathé and France 2 Cinéma. Arthur Harari directs, with writing credits for Vincent Poymiro and Lucas Harari. It clocks in at 2 hours 20 minutes.
The reason to record this one
This trailer was made to be reacted to
Mystery trailers are a game between the editor and you. Record your guesses before the internet spoils the answers.
The opening weekend conversation gets written by whoever shows up early with something honest. Show up early.
Reactions on Reactr
Be one of the first to react
Reaction clips for The Unknown will appear here as Reactors share them. The Reactr recorder is free for creators: watch the trailer, record on camera or voice only, and the finished clip is yours to post on your own TikTok, Reels, or Shorts channel.
Record the first reaction →FAQ
The Unknown: quick answers
How do I make my own The Unknown reaction video?
Open the reaction recorder on your phone at reactr.film/studio/the-unknown, choose camera or voice only, and press record while the trailer plays. Reactr captures your reaction and gives you a share-ready clip when the trailer ends. It is free.
Do I have to be on camera?
No. Voice Reaction mode records your commentary with the microphone only: the camera stays off, no face is recorded, and you still get a share-ready clip for your channel.
When does The Unknown come out?
The Unknown is scheduled to open in US theaters on September 4, 2026. Dates can shift, so check back for updates.
Who stars in The Unknown?
Léa Seydoux, Niels Schneider, Valérie Dréville, Lilith Grasmug and Radu Jude lead the cast, directed by Arthur Harari.
Is Reactr free?
Yes. Recording reaction clips on Reactr is free, with no paywall on the finished clip. You own your clip and can post it to TikTok, Reels, Shorts, or anywhere else. Reactr makes money from studios and sponsors, not from creators.
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August 26, 2026
The Runner
September 2, 2026
Toxic: A Fairy Tale for Grown-ups
August 26, 2026
Facing El Chapo
August 21, 2026
Your first reaction only happens once
Watch the The Unknown trailer, hit record on camera or voice only, and the clip is yours to post.
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