Gallery: Pencil dresses (Prima (UK)) Other stars to shine at the Annette premiere included Marion Cotillard who dazzled in a metallic silver one-shoulder dress from Chanel, featuring peplum detail and a flared hem. Oscar-winner Helen Mirren was also a hit with fashion fans, bringing a splash of colour to proceedings with a gold chiffon A-line midi dress comprising a sweetheart neckline, long sheer sleeves and flowing skirt.