Bastien Bouillon began his career in 2009, acting in the series RIS, Central Nuit, and Boulevard du Palais. His role in Declaration of War was the beginning of a lasting collaboration with Valérie Donzelli, with whom he would work again in Hand in Hand (2012) and Marguerite et Julien, in Competition at Cannes in 2015.

In 2014, his role in Julie Lopes-Curval’s High Society earned him a Lumières Award nomination for Most Promising Actor. A loyal actor, he has worked notably several times with Dominik Moll, in Only the Animals in 2019 and in the lead role of The Night of the 12th, presented in the Cannes Première strand at Cannes 2022. A role for which he has again been nominated, three years after Sébastien Betbeder’s Up the Mountain, for a César Award for Most Promising Actor.