Chanel ambassador Marion Cotillard walked up the steps of the 75th Cannes Film Festival for the presentation of Arnaud Desplechin’s film Frère et Sœur in which she stars alongside Melvil Poupaud. Alongside the producer and costume designer Rosalie Varda, the actress spoke about the importance of costumes and looked back at the strong connection between Chanel and the seventh art, initiated by Gabrielle Chanel in the 1930s.