Jessica Chastain: 'Cleopatra' Cocktail Party!

Jessica Chastain is sexy white while attending the Cleopatra Cocktail Party during the 2013 Cannes Film Festival at JW Marriott on Tuesday (May 21) in Cannes, France.

The Oscar-nominated actress mingled with her boyfriend Gian Luca Passi De Preposulo, Clive Owen, Will Forte, and Adrien Brody, who brought his girlfriend Lara Lieto.

PHOTOS: Check out the latest pics of Jessica Chastain

Earlier in the day, Jessica and Adrien were all dressed up while attending the premiere for the film.

The night before, Jessica and Gian Luca attended the Blood Ties Cocktail Party and posed with JustJared.com‘s Jared Eng.

FYI: Jessica is wearing a Givenchy dress and Bulgari jewelry. Adrien is wearing a Dolce&Gabbana tuxedo.

10+ pictures inside of Jessica Chastain and Adrien Brody attending the Cleopatra Cocktail Party…