Atonement dress: breakinglight11 LiveJournal Keira Knightley in Atonement ZBrushCentral Anyone else still thinking about Keira Knightley's backless green dress from Atonement, 13 years later? At the link in bio, our style editor examines why the backless trend became an unlikely Keira Knightley's unforgettable green dress in Atonement was custom designed by costume designer Jacqueline Durran, created specifically for the film rather than by a fashion house. Inspired by 1930s bias cut evening gowns, the Making THAT Green Dress From Atonement Vintage 1930s 30s Replica Kiera Knightly Atonement Green Evening Gown Dress 10 #270883957