The Oscar nominee attended a news conference marking Equal Pay Day, designed to symbolize how far a woman has to work into the year to make what a man made in the previous year.
The actress called on people to imagine a world where women don’t have to spend energy fighting for fair pay.
In 2017, reports surfaced that Mark Wahlberg was paid $1.5 million for reshoots of the Ridley Scott film “All the Money in the World” while Williams got less than $1,000 for the same work.
The Democrat-led House has passed a bill to ensure equal pay for women. The legislation is unlikely to be taken up by the Republican-controlled Senate.