Kathryn Newton opens up about best advice from industry mentorsKathryn Newton has recently shared valuable advice she received from Ant-Man star Paul Rudd and Reese Witherspoon during her career.Speaking to PEOPLE, Newton revealed, “Paul Rudd told me not to hold back when I started... Kathryn Newton opens up about best advice from industry mentorsKathryn Newton has recently shared valuable advice she received from Ant-Man star Paul Rudd and Reese Witherspoon during her career.Speaking to PEOPLE, Newton revealed, “Paul Rudd told me not to hold back when I started...