The actress said she doesn't want to "break the rules" Halle Berry changed her dress for the opening night gala at the Cannes Film Festival due to new dress code rules The new dress code rules prohibit nudity and gowns with excessive trains Berry swapped her look last minute because her gown had "too big a train" Halle Berry has had a sudden change of wardrobe plans,

Ahead of the Cannes Film Festival 2025 kickoff, the event released a new edict: no more nudity on the red carpet (“for decency reasons”), and there’s a new ban on “voluminous outfits, in particular those with a large train,” according to the official charter.