"I feel like the dynamic on sets has changed. They don't hug you anymore. You don't get a morning grope, you get a morning handshake," hollywoodreporter.com quoted Williams as saying.
"I feel like more space has opened up in the room, in the actual creative process. The space has opened up for me to be able to be heard," she added.
Williams has four career Oscar nominations for her work in "Manchester by the Sea", "My Week With Marilyn", "Blue Valentine" and "Brokeback Mountain". She won the Golden Globe in 2012 for her role in "My Week With Marilyn".
After disgraced actor Kevin Spacey was replaced by Christopher Plummer in "All the Money in the World, it was revealed that actor Mark Wahlberg earned $1.5 million to return for re-shoots, while Williams was paid a per diem of about $1,000.
"As far as anything that's happened in my life publicly, it's the most exciting and the most important thing that I've ever been involved in," she said.
"I'm so moved, personally and professionally, to have found my place in the conversation and my voice through the conversation. (I) feel like I've grown up inside of the conversation. It's the thing that I'll feel the closest to, more than any work that I've ever done, if I can just incrementally move the needle for other women."
( With inputs from IANS )