The Demon Core poster
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The Demon Core

202627mMovieDrama

Reckless scientist Louis Slotin sacrifices his own life to save his colleagues during a criticality incident involving a plutonium core known as Rufus. While Slotin fights for his life against third-dimensional burns – his friends, colleagues, and family will stop at nothing to be at his side.

DirectorJ. Zachary Thurman
WriterJ. Zachary Thurman

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The Demon Core was released on April 17, 2026 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by J. Zachary Thurman

CPConnor Paolo
Connor Paolo
Louis Slotin
GFGreg Furman
Greg Furman
Raemer Schreiber
DWDrew Waters
Drew Waters
Leslie Groves
CLCoby Larinde
Coby Larinde
Marion Edward Cieslicki
TB
Tara Alexandra Brown
Nurse Anna
MLMatt Linton
Matt Linton
Theodore Perlman
MSManny Spero
Manny Spero
Haroutune Krikor Daghlian Jr.
SJ
Sam Jacobs
Philip Morrison
HH
Henry Hetz
Samuel Allan Kline
WD
Warren Davis
Israel Slotin
JA
John Alton
Alvin C. Graves
RLRyan Lucy
Ryan Lucy
Betty Wilson

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The Demon Core — streaming FAQ

Which OTT platform streams The Demon Core?

The Demon Core isn't streaming anywhere in United Kingdom yet.

Is The Demon Core on Netflix?

No, The Demon Core is not on Netflix in United Kingdom as of September 2026.

Is The Demon Core on Amazon Prime Video?

No, The Demon Core isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch The Demon Core for free?

The Demon Core isn't streaming in United Kingdom yet, so there's no way to watch it free at the moment.

What is the OTT release date for The Demon Core?

The Demon Core hasn't started streaming in United Kingdom yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around June 5, 2026. This is a prediction, not a confirmed date.