(From Anna to right): Anna Kendrick, wears a Thakoon custom Coral silk georgette and chiffon halter neck cut out gown.

Ava DuVernay wears a blue silk cady gown with a cigaline overlay and bell sleeves, matching hard case clutch and platform pumps all by PRADA. Makeup by Nars.

Jessica Chastain wears a Givenchy by Riccardo Tisci draped evening gown in navy blue crepe with tone on tone corset all-over embroidered with stones and paillettes, and matching navy blue satin Shark-lock platform sandals.

Margot Robbie wears a Saint Laurent gown with sheer sleeves and plunging neckline, accessorized with sapphire tassel Van Cleef & Arpels necklace.

Dakota Johnson wears a red Saint Laurent column dress with an embellished knot shoulder and Forevermark Diamonds.

Common wears a PRADA navy velvet peak lapel dinner jacket, black smoking mohair trousers, white bib front shirt, white satin bow tie and patent leather lace up shoes.

Laura Dern attends the 87th Annual Academy Awards wearing a custom beaded gown with a pleated train by Alberta Ferretti and BVLGARI jewelry.

Jared Leto wears a Givenchy by Riccardo Tisci ice blue grain-de-poudre tuxedo, worn with white poplin shirt, white satin bow-tie and white nappa leather derbies.

Cate Blanchett wears a black, high-neck column Maison Margiela Couture by John Gallianogown, and turquoise bib necklace by Tiffany & Co.

Rita Ora wears a dark blue Marchesa corset, trained gown with gold embroidery, Bulgari andLorraine Schwartz.

Gwyneth Paltrow wears a Ralph & Russo Couture gown an adaption from the Spring/Summer 2015 collection in a custom-made pale pink silk-crepe, and shoulder rosette.

Reese Witherspoon wears a custom TOM FORD double silk Georgette ice-blue gown with black velvet.

Scarlett Johansson wears a custom-made Atelier Versace emerald green gown with a collar embroidered with 2,000 Swarovski crystal stones.

Chiwetel Ejiofor wears a navy smoking mohair shawl collar tuxedo, white bib front shirt, navy radzmire leggero bow tie and black patent leather shoes by PRADA.

Chloe Moretz wears a MIU MIU peach floral printed silk taffeta chine strapless gown with ivory lace enfolded vertical pleats, burgundy strappy platform sandals and a red silk duchesse clutch.

Rosemunde Pike wears a red Givenchy by Riccardo Tisci all-over embroidered with tone on tone thread technique and chains, worn with red satin corset, red cady belt and red satin sandals.

Felicity Jones wears a dove-grey Alexander McQueen gown with a pearl-embellished bodice and pleated, satin skirt.

Zoe Saldana stuns in a custom-made Atelier Versace blush gown draped at the waist, with a full train.

Patricia Arquette wears a black-and-white ensemble with an asymmetrical bodice byRosetta Getty with black satin clutch and black satin heel by Salvatore Ferragamo.