Pinkett Smith, at the festival for upcoming movie Madagascar 3, wore a teal dress with a plunging neckline almost to her navel at the Calvin Klein-sponsored event. She was accompanied by Madagascar 3 co-star Chastain, The Descendants starlet Shailene Woodley and Triangle actress Melissa George.
Other glittering guests at the event, included current Cannes jury member Diane Kruger with boyfriend Joshua Jackson, Alec Baldwin with fiancée Hilaria Thomas, David Schwimmer and supermodel wife of David Walliams Lara Stone.
Copyright: Rex Features Sara Jaye Weiss/Rex Features
