The actress was attending the de Grisogono 'Fatale In Cannes' party at the Hotel du Cap-Eden-Roc, where she paired the gown with a statement necklace and matching earrings.
The racy number was split to the thigh, showing off Sharon’s stunning figure and her blonde hair was slicked back.
Since Cannes kicked off last week there have been a number of star-studded premieres and parties, including the premiere of Ryan Gosling’s directorial debut ‘Lost River’.
Sharon and Cara strike a pose
Christina Hendricks, Cheryl Cole and Nicole Kidman have all been out in force on red carpets, though sadly not all of the movies being screened have received rave reviews.
Check out all the latest photos from Cannes Film Festival below…