The Iconic Atonement Dress: A Cinematic Masterpiece Keira Knightley's stunning green silk dress in Atonement is an absolute classic in film fashion history. Designed by Jacqueline Durran, the dress is Alexa Chung Just Re Created Keira Knightley's Iconic Atonement Dress Who What Wear She walked into the room, and time held its breath. Keira Knightley's emerald silk in Atonement (2007) wasn't just a costumeit was cinematic seduction. Named the best movie dress of all Atonement keira hi res stock photography and images Page 2 Alamy