Demi Moore's new film, 'The Substance', is a body horror movie in which she plays Elisabeth Sparkle, a TV fitness guru who takes a black market drug to regain her youth, leading to dire consequences. The film, directed by Coralie Fargeat, premiered in Los Angeles and has received acclaim for Moore's performance, which she describes as pushing her out of her comfort zone and addressing themes of self-judgment and societal pressure on women's bodies. The film also stars Margaret Qualley and Dennis Quaid. Moore emphasizes the importance of recognizing the harshness of societal expectations and the need to shift focus from appearance to self-acceptance. 'The Substance' will be available on Mubi starting September 20, 2024.