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Le Grand Secret

7.019891 seasonTV Series

A young woman searches for her biologist lover who disappeared after an Indian scientist made a discovery that could endanger humanity.

DirectorJacques Trébouta
WritersAndré Cayatte·Claude Veillot

Where to watch

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No streaming availability found for Le Grand Secret anywhere yet.

Seasons & Episodes

E1
Episode 1
Jan 6, 1989
E2
Episode 2
Jan 13, 1989
E3
Episode 3
Jan 20, 1989
E4
Episode 4
Jan 27, 1989
E5
Episode 5
Feb 3, 1989
E6
Episode 6
Feb 10, 1989

Cast · Directed by Jacques Trébouta

LMLouise Marleau
Louise Marleau
Jeanne Corbet
CRClaude Rich
Claude Rich
Samuel Frend
PSPeter Sattmann
Peter Sattmann
Roland Fournier
CJClaude Jade
Claude Jade
Suzan Frend
FRFernando Rey
Fernando Rey
Paul Corbet
PGPaul Guers
Paul Guers
William Garrett
LFLeila Fréchet
Leila Fréchet
Annie Fournier
RMRichard Münch
Richard Münch
Shri Bahanba
AMAlain Mottet
Alain Mottet
Hamblain
JAJuanjo Artero
Juanjo Artero
Den
FGFernando Guillén
Fernando Guillén
Galdós

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More from Jacques Trébouta · Director

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Le Grand Secret — streaming FAQ

Which OTT platform streams Le Grand Secret?

Le Grand Secret isn't streaming anywhere in Philippines yet.

Is Le Grand Secret on Netflix?

No, Le Grand Secret is not on Netflix in Philippines as of September 2026.

Is Le Grand Secret on Amazon Prime Video?

No, Le Grand Secret isn't on Amazon Prime Video in Philippines right now.

Where can I watch Le Grand Secret for free?

Le Grand Secret isn't streaming in Philippines yet, so there's no way to watch it free at the moment.

How many seasons are in Le Grand Secret?

Le Grand Secret has 1 season in total (6 episodes). The series concluded in 1989.

Are all episodes of Le Grand Secret out yet?

Yes — all 6 episodes across 1 season of Le Grand Secret are out and available to stream.

Is there a Season 2 of Le Grand Secret?

No — Le Grand Secret ended after 1 season, so there is no Season 2.