Sienna Miller: Dinard Film Festival Opening Ceremony!

Sienna Miller hits up the opening ceremony of the 21st Dinard British Film Festival on Thursday (October 7) in Dinard, France.

The 28-year-old British actress wore a top, jacket and skirt — all from her fashion line Twenty8Twelve.

Sienna is a jury member for the festival in addition to director Etienne Chatiliez, actress Anne Consigny, producer Sylvie Pialat, actress Elsa Zylberstein (pictured below), actor Pascal Elbé, actor/director Nick Moran, and Stéphane Célérier (Mars Distribution – Mars Films, President Directeur Général).

FYI: Also pictured here is Sienna wearing a Madewell striped tee and a leopard “Street Car Darya” tote by kate spade new york!

10+ pictures inside of Sienna Miller at the Dinard British Film Festival…