Popsugar Fashion Toronto Film Festival Celebrities at the Toronto Film Festival 2015 The Prettiest Dresses We Ever Did See Are on the Red Carpet at TIFF September 18, 2015 by Sarah Wasilak View On One Page Photo 69 of 89 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 69 Kate Mara Kate Mara looked fierce in an ornate cap-sleeve Valentino minidress that she paired with metallic ankle-strap sandals. Previous Next Start Slideshow Kristen StewartRachel WeiszSandra BullockDiane KrugerRachel McAdamsJohnny DeppDrew BarrymoreNatalie PortmanVictoria BeckhamMischa Barton