Binoche, who is the president of the jury at the 78th Annual Cannes Film Festival, wore a haute couture look by Dior for the opening ceremony on Tuesday.

International stars of Hollywood and beyond hit the Croisette once again Tuesday to kick off the 78th annual Cannes Film Festival.

From sheer tops and long trains to extravagant hairstyles and avant-garde creations, take a look back at some of the most eye-catching ensembles to hit the Cannes Film Festival red carpet over the years.

Heidi Klum, who in previous years brought sheer looks to Cannes, flouted the large dress ban with a pink-and-white gown with a massive train. Bella Hadid, whose daring looks had become a staple of the Cannes carpet, opted for a relatively demure black dress (and blonder hair), on the other hand.

The festival's new rules prohibits "voluminous outfits, in particular those with a large train, that hinder the proper flow of traffic of guests

Freelance workers at the Cannes Film Festival, supported by French labor org Sous les écrans la dèche, plan protest at the opening ceremony.

Robert De Niro is expected at Tuesday's opening ceremony of the 78th Cannes Film Festival, during which the 81-year-old is to receive an honorary Palm d'Or for his life's work – much of it having graced the event over the last 50 years.