Lucie Lucas was first cast in the 2007 movie 15 ans et demi,  also known as Daddy Cool, and started on TV in 2009 with Les Petits Meurtres d'Agatha Christie and Femmes de loi.
Lucas's first role in a movie was 15 ans et demi in 2007. '15 years and a half', also known as Daddy Cool) is a 2008 French comedy film by Francois Desagnat and Thomas Sorriaux, starring Daniel Auteuil. She started on TV in 2009 with Les Petits Meurtres d'Agatha Christie and Femmes de loi []. 
