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Le Mystérieux Monsieur Sylvain

7.019471h 35mMovieThriller

In an aero-naval base, a marine engineer who was about to deliver the name of a redoubtable spy is murdered. Shortly afterwards three different men appear on the crime scene, each of them claiming to be Monsieur Sylvain, the expected…

DirectorJean Stelli

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Le Mystérieux Monsieur Sylvain was released on April 16, 1947 but we couldn't find it on any streaming service yet. Rights can change — try again later.

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Cast · Directed by Jean Stelli

FVFrank Villard
Frank Villard
Ancelin
SRSimone Renant
Simone Renant
Françoise Dastier
JCJean Chevrier
Jean Chevrier
Chantenay
JMJean Marchat
Jean Marchat
Morgat
MPMarcelle Praince
Marcelle Praince
The marquise
ABAndré Bervil
André Bervil
The killer
MR
Marcel Raine
Commander Dartois
PAPaul Amiot
Paul Amiot
The colonel
CNClaude Nollier
Claude Nollier
SB
Suzanne Bara
RB
Roger Bontemps
MDMax Doria
Max Doria

More from Frank Villard · Lead actor

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More from Simone Renant · Co-star actress

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More from Jean Stelli · Director

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Le Mystérieux Monsieur Sylvain — streaming FAQ

Which OTT platform streams Le Mystérieux Monsieur Sylvain?

Le Mystérieux Monsieur Sylvain isn't streaming anywhere in India yet.

Is Le Mystérieux Monsieur Sylvain on Netflix?

No, Le Mystérieux Monsieur Sylvain is not on Netflix in India as of September 2026.

Is Le Mystérieux Monsieur Sylvain on Amazon Prime Video?

No, Le Mystérieux Monsieur Sylvain isn't on Amazon Prime Video in India right now.

Where can I watch Le Mystérieux Monsieur Sylvain for free?

Le Mystérieux Monsieur Sylvain isn't streaming in India yet, so there's no way to watch it free at the moment.

What is the OTT release date for Le Mystérieux Monsieur Sylvain?

Le Mystérieux Monsieur Sylvain hasn't started streaming in India yet. Based on the typical 6–8 week theatrical-to-streaming window, we estimate it will arrive around June 4, 1947. This is a prediction, not a confirmed date.