(CNN) Natalie Portman's subtle tribute to female filmmakers at the 2020 Oscars did not go over well with Rose McGowan, who called Portman's show of support -- wearing a cape with the names of women who directed films in the past year -- "an actress acting the part of someone who cares." McGowan took to Facebook Tuesday with her thoughts, writing, "I find Portman's type of activism deeply offensive to those of us who actually do the work. I'm not writing this out of bitterness, I am writing out of disgust.