Garance Marillier is a French actress, she is best known for her lead role in Grave (2016). Marillier began her acting career in 2011 in the short movie Junior (2011) by Julia Ducournau. She also appeared in the short movie Ce n'est pas un film de cow-boys (2012). She was a musician before turning to acting, and learned the trombone and classical percussion at the conservatory of the 11th arrondissement.