Popsugar Fashion Celebrity Fashion Sexiest Dresses at Cannes Film Festival 2018 Warning: These Cannes Film Festival Looks Are So Sexy, They'll Steam Up Your Screen 17 May 2018 by Morgane Le Caer First Published: 10 May 2018 View On One Page Photo 21 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 21 Iskra Lawrence Wearing a stunning Justin Alexander gown. Previous Next Start Slideshow Celebrity FashionJumpsuitsSpring FashionCannes Film FestivalSexyDressesRed CarpetSpring