Brazilian model Alessandra Ambrosio poses as she arrives on May 18, 2018 for the screening of the film "The Wild Pear Tree (Ahlat Agaci)" at the 71st edition of the Cannes Film Festival in Cannes, southern France. (Photo by Anne-Christine POUJOULAT / AFP) (Photo credit should read ANNE-CHRISTINE POUJOULAT/AFP/Getty Images)

Cannes Film Festival 2018 : 20 best Red Carpet dresses

Romee Strijd in Alberta Ferretti

MG Chaplin in Oksana Karavanska

Alessandra Ambrosio In Zuhair Murad Couture

Camila Coelho in Ralph & Russo

Julianne Moore in Givenchy

Lupita Nyong’o in Dior Haute Couture

Sui He in Ralph & Russo

Irina Shayk in Red Versace

Amber Heard in Valentino

Joan Smalls In Roberto Cavalli Couture

Helen Mirren in Avakian

Naomi Campbell In Dolce and Gabbana

Kate Blanchett in Givenchy

Emilia Clarke in Dior and Bvlgari jewellery

Elsa Hosk In Ermanno Scervino

Izabel Goulart In Zuhair Murad Couture

Kendall Jenner in Schiaparelli

Penelope Cruz wearing vintage Chanel

Sara Sampaio in Zuhair Murad

Vanessa Paradis in Chanel