'Gentle Monster' Cast Guide: Meet the Stars and Characters of the New Netflix Movie

Published 11/13/2026, 2:51 AM EST
Caption: Gentle MonsterCredit: Frédéric Batier/Netflix

Imagine moving to the countryside for peace, fresh air, and a fresh start, only for the police to arrive before the moving boxes are unpacked. That is the nightmare awaiting Léa Seydoux in Gentle Monster, Marie Kreutzer's psychological drama about a family shattered by a devastating accusation.

The Corsage filmmaker turns an idyllic home into an emotional minefield, exploring how quickly trust can collapse when someone you love becomes a stranger. The movie arrives on Netflix in select territories on November 18.

And its ensemble features some formidable European acting royalty.

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Meet the cast and characters of Gentle Monster

Léa Seydoux: Lucy Weiss the Dune and James Bond actress plays a concert pianist who relocates her family to the countryside. When her husband faces a horrifying accusation, Lucy must protect her son while confronting the possible destruction of her marriage.

Laurence Rupp: Philip Weiss, Rupp portrays Lucy's husband, whose severe burnout initially prompts the family's relocation. His apparent fresh start becomes a nightmare when police arrive investigating allegations involving child sexual abuse material.

Jella Haase: Elsa Kühn the Kleo star plays the determined police investigator whose arrival disrupts Lucy's household. Elsa also struggles with her father's dementia, creating another uncomfortable examination of family loyalty and buried truths.

Caption: Gentle MonstersCredit: Frédéric Batier/Netflix

Catherine Deneuve: Eloise, French cinema royalty enters the picture as Lucy's mother. Deneuve's Eloise becomes an important presence during her daughter's crisis, offering support as Lucy confronts the frightening uncertainty surrounding her husband.

Malo Blanchet: Johnny Weiss, making his screen debut, Blanchet portrays Lucy and Philip's young son. Johnny's safety becomes an overriding concern as his parents' seemingly peaceful domestic existence falls apart.

Sylvester Groth: Hermann Kühn groth plays Elsa's father, whose dementia complicates the investigator's personal life. His storyline adds another troubling dimension to the film's exploration of the uncomfortable realities families struggle to acknowledge.

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And Cannes offered audiences an early glimpse of the devastating moment that brings these characters' carefully constructed lives crashing down.

Gentle Monster's Cannes clip reveals a terrifying domestic nightmare

Ahead of its May 15 world premiere at the Cannes Film Festival, a clip from Gentle Monster introduced the film's deeply unsettling central conflict. The footage captures an early-morning police visit to Lucy and Philip's countryside home. Lucy awakens to investigators questioning her husband about his phone and seizing materials from the property.

Caption: Gentle MonstersCredit: Frédéric Batier/Netflix

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Among the officers is Elsa, marking the first uncomfortable encounter between the story's central women. Lucy questions Philip as the situation unfolds, leaving the family residence transformed into a scene of suspicion and dread. Kreutzer approaches the disturbing subject through the emotional experiences of those confronting the allegations. 

The film competed for the Palme d'Or at Cannes before screening at Telluride and Toronto. It subsequently opened in select American theaters on October 30. Netflix will release Gentle Monster on November 18 in the United States, Canada, the United Kingdom, Australia, and New Zealand.

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Which performance are you looking forward to watching? Let us know in the comments.

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Pratham Gurung

876 articles

If films shape personalities, Pratham was practically raised in a dark theater, pulling off twenty-four-hour movie marathons and falling into hour-long YouTube video essays at 3 a.m., his fascination with cinema never really having an off switch.

Edited By: Aliza Siddiqui

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