Bella was one of the stars on the world-famous red carpet at the film festival's opening ceremony and screening of Ismael's Ghosts, along with the likes of Susan Sarandon, Elle Fanning, Naomie Harris and Emily Ratajkowski.
The star of the Blurred Lines video and Gone Girl wasn't the only one who made a statement with a barely-there appearance.
Overshadowing some of the younger red carpet stars, the United States actress flaunted her curves in a stunning Alberta Ferretti gown.
The Victoria's Secret supermodel turned a lot of heads past year when she arrived in that barely-there red dress.
Bella has not only been spotted on red carpets from Cannes to L.A.'s Grammys in the designer's looks, but she has also been known to slay on multiple catwalks for the brand.
Actresses Aishwarya Rai Bachchan and Sonam Kapoor will also make it to the Cannes red carpet later in the week as L'Oreal Paris brand ambassadors. The two had stopped for an ice cream each before hitting the red carpet.
Deepika at the red carpet. Her beautifully done make-up matched up with her stunning bottle green gown which had a thigh-high slit to add the oomph.
Celebrities from all over the world gathered in French Riviera for Europe's biggest film festival that runs from May 17 to 28.
It may remind one of Kareena Kapoor Khan's olive-green outfit she wore at Ranbir Kapoor's birthday party a year ago.
Hadid said she was criticised for her weight loss, but is now focusing on achieving her goal and that requires three hours of working out every day. The dress had a plunging neckline and a slit that ran as high as her waist and ended up revealing more than she meant to.