What we know
Sisyphus (2026)
The same weekend also brings The End of Oak Street. Two trailers, one argument about which one wins the window.
Sisyphus opens in theaters on August 13, 2026.
Reactr / Trailer Reactions / Sisyphus
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In Theaters · August 13, 2026
Sisyphus
Trailer Reactions
Thriller · Action
What drives you to violence?
A couple lives an orderly life whilst a third party is dead set on altering their lives for his own gratification.
Free · no editing · camera or voice only · the clip is yours to post
The Trailer
Watch the Sisyphus trailer
Dropped June 8, 2026
On screen
Who you’ll see in the trailer
The cast is fronted by Sofia Brager, Rasmus Jonsson and Alvin Stålnacke. Sofia Brager plays Ingrid Atterdag.
Sofia Brager
as Ingrid Atterdag
Rasmus Jonsson
as Jim Ahlgren
Alvin Stålnacke
as Martin Sarvi
Hjalmar Sjögren
as Arvid
Elias Jonsson
as Leo Östensson
Gustav Wessinger
as Follower of Martin
Rickard Strinnholm
as Hunter
Rasmus Gällerstedt
as Jr.
The credits that matter
The history behind Sisyphus
Rasmus Jonsson is in the director’s chair, with writing credits for Sofia Brager. Runtime is listed at 1 hour 6 minutes.
Why react to this one
This trailer was made to be reacted to
A thriller trailer is a two-minute tightrope. Your reaction is the wobble.
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 Sisyphus 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
Sisyphus: quick answers
How do I record a Sisyphus trailer reaction?
Open the reaction recorder on your phone at reactr.film/studio/sisyphus, 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 Sisyphus come out?
Sisyphus is scheduled to open in US theaters on August 13, 2026. Dates can shift, so check back for updates.
Who stars in Sisyphus?
Sofia Brager, Rasmus Jonsson, Alvin Stålnacke, Hjalmar Sjögren and Elias Jonsson lead the cast, directed by Rasmus Jonsson.
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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