One of the main sticking points is the matter of the parentage of Arthur Fleck (Joaquin Phoenix) in the Todd Phillips film. (Image: WARNER BROS FILMS)Actor Brett Cullen told The Hollywood Reporter: "I was very surprised when I read the twist. He also reveals that he played the character of Thomas Wayne as if he had had an affair with Penny Fleck. And in my mind, Thomas Wayne put her there. Some are done out of protection, like moving Arthur and his mother out of the picture."
Source: Daily Mirror October 16, 2019 12:45 UTC