Alison Brie stars in the psychological drama 'Horse Girl,' available on Hulu. The film, directed by Jeff Baena, follows the story of Sarah, a socially isolated woman who becomes increasingly convinced that she is a clone. Alison Brie delivers a captivating performance as Sarah, showcasing her versatility as an actress. 'Horse Girl' is a thought-provoking and haunting film that explores themes of mental health and identity. Alison Brie's portrayal of Sarah is both nuanced and emotionally powerful, making it a standout performance in her career.