Coming from a family of artists, from small began working as an actress , her mother is an actress , her father , director , both drama teachers and has twin brothers , Quentin and Guillaume sculptor , writer . His cousin Laurent Cotillard also directed his first play And nounous des dans le placard.
In 1994 , he won first prize at the Conservatory of Dramatic Arts in Orleans.
And he began to intervene in television series such as Highlander or Extrême Limite, and later in the film with the film La Belle Verte, though guilty Taxi scripted by Luc Besson and directed by Gérard Pires with that given the great public and that I was his first Cesar nomination for Best actress . His role in this film helped him work on productions such as La Mouette or Les Jolies Choses , with which he won a new nomination for the César Awards , achieving in 2005 won the César for Best Actress for A Very Long Engagement of Jean -Pierre Jeunet .
In 2007 , Édith Piaf plays in the Olivier Dahan film La Vie en Rose , winning the Oscar for Best Actress in 2008.
In 2009 , she played Evelyn "Billy" Frechette , the girlfriend of John Dillinger in Public Enemies film where acting shows great strength . Currently in a relationship with French actor Guillaume Canet, since late 2006 . The March 15, 2010 Marion received the Medal of the Order of Arts and Letters of France. The May 19, 2011 she gave birth to her first son, Marcel .
In 2010 participates in the Christopher Nolan film Inception , alongside Leonardo DiCaprio , Cillian Murphy, Joseph Gordon- Levitt, Tom Hardy, Michael Caine among others.
Repeated in 2012 with director Christopher Nolan on The Dark Knight Rises opposite Christian Bale and repeat deal with Cillian Murphy, Joseph Gordon- Levitt, Tom Hardy and Michael Caine taking the role of Talia al Ghul / Miranda Tate.
