Popsugar Fashion Cannes Film Festival Most Iconic Dresses From Cannes Film Festival | Pictures 59 Cannes Gowns So Stunning, You'll Have to Remind Yourself to Breathe May 12, 2018 by Samantha Sutton View On One Page Photo 19 of 59 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 19 Sienna Miller's style soared above the rest in 2015, when she attended the Sea of Trees premiere in a multicolored kite dress by Valentino. Previous Next Start Slideshow Cannes Film FestivalRed CarpetDresses