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Demoniac

6.319571h 41mMovieDramaThriller

Gervais escapes from a German concentration camp and assumes the identity of a recently deceased fellow prisoner. Knowing that the dead man has been carrying on a romance by correspondence with Hélène, whom he has never seen, Gervais makes…

DirectorLuis Saslavsky
WritersPierre Boileau·Thomas Narcejac

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Demoniac was released on April 26, 1957 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Luis Saslavsky

FPFrançois Périer
François Périer
Gervais Larauch / Bernard Pradal
MPMicheline Presle
Micheline Presle
Hélène Vanaux
JMJeanne Moreau
Jeanne Moreau
Agnès Vanaux
MRMadeleine Robinson
Madeleine Robinson
Julia Pradal
MCMarc Cassot
Marc Cassot
Bernard Pradal
PMPierre Mondy
Pierre Mondy
André Vilsan
PFPaul Faivre
Paul Faivre
Doctor Jaume
LALouis Arbessier
Louis Arbessier
Police Commissioner Drouin
SA
Simone Angèle
Eulalie, boss of the inn
JP
Jo Peignot
Pharmacist
CHClément Harari
Clément Harari
Pharmacist's Assistant
PB
Paul Barge

More from François Périer · Lead actor

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More from Micheline Presle · Co-star actress

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More from Luis Saslavsky · Director

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1958 · 5.8
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Demoniac — streaming FAQ

Which OTT platform streams Demoniac?

Demoniac isn't streaming anywhere in United Kingdom yet.

Is Demoniac on Netflix?

No, Demoniac is not on Netflix in United Kingdom as of October 2026.

Is Demoniac on Amazon Prime Video?

No, Demoniac isn't on Amazon Prime Video in United Kingdom right now.

Where can I watch Demoniac for free?

Demoniac 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 Demoniac?

Demoniac 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 14, 1957. This is a prediction, not a confirmed date.