The 45-year-old actor said at the Cannes Lions that she had to "have a big swallow of resentment" when she found out how much more her male co-stars earned on the show, according to The Hollywood Reporter.
"I gave it half an hour and then felt grateful. Every year I go into a new production or a new season of 'Westworld' and I don't think to ask for more, I just feel so grateful to be working. But we need to expect more for ourselves," she added.
Newton, who has often criticised the Time's Up movement in the past, said such campaigns advocating gender equality in the industries are starting to make a difference.
"HBO, to a degree, they were pressured into it. But we need pressure, we need to disrupt. It is not wicked thing to do, it's part of change and growth. It's another word for encouragement. So that pressure has worked," she said.
(This story has not been edited by Devdiscourse staff and is auto-generated from a syndicated feed.)