
Production
Guillaume Massart
FR, EN cinema · 19 credits
Born in 1983 in the Ardennes, Guillaume Massart alternately directs, produces or edits creative documentaries. In 2010, he became one of the three founders of the production company TRIPTYQUE FILMS. After 11 short films, his first feature, In The Open, was released in French cinemas in February 2019. His second feature, Detention, co-produced by TRIPTYQUE FILMS with TS Productions, will have its world premiere at the 2026 Cannes Film Festival, in the ACID programme.
Known for
Filmography

Detention
Screenplay, Director of Photography, Director

En formation
Editor

I Remember Nothing
Producer

In the Open
Director, Producer, Editor

Savage Flowers
Director
Souvenirs de la Géhenne
2015
Memories from Gehenna
Editor, Producer

Liquidation
Executive Producer, Production Manager



