What we know
Cassandra (2026)
The same weekend also brings Fall 2: Deadpoint. Two trailers, one argument about which one wins the window.
Cassandra opens in theaters on September 4, 2026.
Reactr / Trailer Reactions / Cassandra
New here? Reactr is the free trailer reaction maker for creators: watch the trailer below, record your reaction on camera or voice only, and post the clip to your own channel. Studios and brands start here.
In Theaters · September 4, 2026
Cassandra
Trailer Reactions
Drama · Music
When his support worker Cassandra leaves, autistic musician Seymour embarks on a turbulent journey of independence and self-discovery, forcing him to navigate change, assert his independence, and find his own unique voice.
Free · no editing · camera or voice only · the clip is yours to post
The Trailer
The Cassandra trailer is here
Dropped August 22, 2026
Who’s making it
The history behind Cassandra
Ben Bergeron is in the director’s chair, with writing credits for Clayton Ducharme and David T. Murphy. Runtime is listed at 1 hour 12 minutes.
The cast
Who you’ll see in the trailer
Clayton Ducharme, David T. Murphy and Jordan Quayle lead the cast. Clayton Ducharme plays Seymour.
The case for reacting
This trailer was made to be reacted to
The right song over the right cut turns a trailer into a moment. Catch yourself reacting to it live.
Every theatrical release wants the same thing: a real reaction before the reviews show up. Yours can be first.
Reactions on Reactr
Be one of the first to react
Reaction clips for Cassandra 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
Cassandra: quick answers
How do I record a Cassandra trailer reaction?
Open the reaction recorder on your phone at reactr.film/studio/cassandra, 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 Cassandra come out?
Cassandra is scheduled to open in US theaters on September 4, 2026. Dates can shift, so check back for updates.
Who stars in Cassandra?
Clayton Ducharme, David T. Murphy, Jordan Quayle and Stephanie Lalonde lead the cast, directed by Ben Bergeron.
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.
More trailers this season
Keep reacting
Hope
September 9, 2026
Matchbox the Movie
October 5, 2026
Insidious: Out of the Further
August 21, 2026
Fall 2: Deadpoint
September 2, 2026
The Fix
September 11, 2026
Runner
September 7, 2026
Your first reaction only happens once
Watch the Cassandra trailer, hit record on camera or voice only, and the clip is yours to post.
React to Cassandra →Are you the rights holder of Cassandra? Send us your press kit and this page is rebuilt from your material, with your assets handed to every creator who reacts.
Film data and images courtesy of TMDB. This product uses the TMDB API but is not endorsed or certified by TMDB.