Reflection in a Dead Diamond
6.1
When the mysterious woman in the room next door disappears, a debonair 70-year-old ex-spy living in a luxury hotel on the Côte d'Azur is confronted by the demons and darlings of a lurid past in which moviemaking, memories and madness collide.
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Cast
16 people
Fabio Testi
John Diman (old)
Known for
What Have You Done to Solange?
The Garden of the Finzi-Continis
Yannick Renier
John Diman (young)
Known for
Patients
Goliath
Koen De Bouw
Markus Strand
Known for
Loft
Torpedo: U-235
Maria de Medeiros
Laura
Known for
Pulp Fiction
Henry & June
Thi-Mai Nguyen
Serpentik
Also in
Mr. Nobody
Blush
Céline Camara
Amanda
Also in
The Red Suitcase
Pandora
Kézia Quental
Diva
Known for
Mr. Putifar's Wacky Plan
Sylvia Camarda
Serpentik
Known for
The Strange Color of Your Body's Tears
Sophie Mousel
Jane
Known for
Capitani
The Exchange Student
Hervé Sogne
Waiter
Known for
Let the Corpses Tan
JCVD
Barbara Hellemans
Serpentik
Known for
The Royal Nanny
Jumbo
Sébastien Landry
Concierge
Known for
Chronicles of the Sun
The Wolf's Call
Hélène Cattet Director · Bruno Forzani Director Manuel Dacosse Cinematographer
United States release November 21, 2025 · Produced in Belgium, France, Italy, Luxembourg · Languages English, French, German, Italian, Spanish
Production
Kozak Films
Production
Les Films Fauves
Production
Dandy Projects
Production
Tobina Film
Production
Savage Film
Production
To Be Continued
Production
BNP Paribas Fortis
Production
RTBF
Production
ARTE France Cinéma
Production
VOO & Be tv
Production
Proximus
Production
Belgium · France · Italy · Luxembourg
Produced in
Languages
Original title
Reflet dans un diamant mort
Original language
French
Spoken on screen
English · French · German · Italian · Spanish
Release dates
Germany · February 16, 2025
Premiere · Berlin International Film Festival
France · June 25, 2025
Theatrical
United States · November 21, 2025
Limited theatrical
United States
June 9, 2025 · Premiere · Tribeca Film Festival
September 19, 2025 · Premiere · Fantastic Fest
October 4, 2025 · Premiere · Beyond Fest
Argentina
April 2, 2025 · Premiere · Buenos Aires Festival Internacional de Cine Independiente
Armenia
July 17, 2025 · Premiere · Golden Apricot Yerevan International Film Festival
Australia
August 15, 2025 · Premiere · Melbourne International Film Festival
October 17, 2025 · Premiere · SXSW Sydney
Brazil
July 17, 2025 · Theatrical
Canada
July 17, 2025 · Premiere · Fantasia International Film Festival
October 17, 2025 · Premiere · Toronto After Dark Film Festival
China
November 28, 2025 · Limited theatrical
June 22, 2026 · Digital
Czechia
November 27, 2025 · Theatrical
France
April 21, 2025 · Premiere · Lyon Festival Hallucinations Collectives
Germany
October 9, 2025 · Theatrical
January 29, 2026 · Digital
January 29, 2026 · Physical
Greece
October 31, 2025 · Premiere · Thessaloniki International Film Festival
Italy
July 3, 2025 · Theatrical
Lithuania
September 11, 2025 · Premiere · Mondo Bizarro Film Festival
Luxembourg
March 7, 2025 · Premiere · Luxembourg City Film Festival
Netherlands
November 1, 2025 · Premiere · Imagine Fantastic Film Festival
November 13, 2025 · Theatrical
Norway
March 21, 2025 · Premiere · Kosmorama Trondheim International Film Festival
Peru
October 10, 2025 · Premiere · Lima Alterna Festival Internacional de Cine
Poland
July 20, 2025 · Premiere · BNP Paribas New Horizons International Film Festival
August 6, 2025 · Premiere · Octopus Film Festival
Portugal
May 6, 2025 · Premiere · IndieLisboa International Independent Film Festival
South Korea
July 7, 2025 · Premiere · Bucheon International Fantastic Film Festival
March 26, 2026 · Digital
Spain
November 14, 2025 · Premiere · Fancine - Fantastic Film Festival of the University of Málaga
Sweden
November 5, 2025 · Premiere · Stockholm International Film Festival
Switzerland
July 4, 2025 · Premiere · Neuchâtel International Fantastic Film Festival
Taiwan
April 10, 2026 · Premiere · Golden Horse Fantastic Film Festival
Ukraine
June 21, 2025 · Premiere · Mykolaichuk OPEN Audience Film Festival
United Kingdom
October 13, 2025 · Premiere · BFI London Film Festival
November 16, 2025 · Premiere · Abertoir Horror Festival
More from Hélène Cattet
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Some details come from TheTVDB.