The Substance delivers an intense, visually mesmerizing commentary on the entertainment industry's obsession with youth and outward beauty. Demi Moore and Margaret Qualley offer remarkable, maybe even career-best performances, with Dennis Quaid excelling in his role as well. Coralie Fargeat explores how aging stars, particularly women, are discarded when they no longer meet the industry's strict beauty standards. Moore's character, haunted by the memory of her former fame and beauty, goes down a dark path in pursuit of a "better" version of herself. The story is also a sharp critique of power dynamics, with white men controlling who's in front of the spotlight, while women are pitted against one another for validation. The film's production is equally impressive, especially the makeup and prosthetic work that elevates its body horror elements. While the first half of the movie is more subdued, the gore ramps up significantly as the plot unfolds, culminating in a chaotic "fourth act" that will leave audiences bewildered. The fast-paced editing, paired with an impactful score, heightens the tension and surrealism of the narrative. Though there's a part of me who prefers a version of the film that ends before the wild final act, the overall experience is an unforgettable, audacious exploration of vanity, control, and desperation in the entertainment world. Rating: B+