"What was so shocking about it was the casting director was there and the director, and of course no one said anything because he was – he is – such a huge star," Naomie told The Mail on Sunday's You magazine.
And while she feels "lucky" that it was the only incident she experienced, it definitely doesn't make it okay.
"Now things have definitely changed: I was on a project where there was a #MeToo incident and there was no hesitation, [the perpetrator] was immediately removed," Naomie revealed.
If you or someone you know has experienced sexual assault, you can call the National Sexual Assault Hotline at 1-800-656-HOPE, which routes the caller to their nearest sexual assault service provider. You can also search for your local center here.