Full Breakdown
Elle Fanning and Julianne Moore Lead Upcoming Biopic “Moonsong” About Children’s-Book Legend Margaret Wise Brown
7/11/2026, 12:34:34 AM
Film Announcement and Core Details
Rebecca Miller’s ninth feature, *Moonsong: A Life In Seven Verses*, will dramatize the life of Margaret Wise Brown, the author of enduring titles such as *Goodnight Moon* and *The Runaway Bunny*. The project, based on Leonard S. Marcus’s biography *Margaret Wise Brown: Awakened by the Moon*, has secured Elle Fanning and Julianne Moore as its leads. Production is slated to begin in spring 2027, with Martin Scorsese attached as executive producer.
Creative Team and Cast
Miller will both direct and pen the screenplay, marking her continued collaboration with Scorsese, which originated during her documentary *Mr. Scorsese*. The film’s producing partners include Miller’s Round Films and Damon Cardasis, while the acquisition was facilitated by Amanda Goodwin, Keri Selig, and Sasha Alexander. Representation for the talent is as follows: Miller is represented by CAA, Entertainment 360, and attorney George Sheanshang; Fanning by UTA, TFC Management, and Hansen Jacobsen; Moore by WME, Entertainment 360, and Edelstein, Laird and Sobel.
Production Timeline and Related Projects
Principal photography is scheduled for spring 2027. Concurrently, Moore is set to appear in Jessie Eisenberg’s *The Debut* for A24 and has recently completed Tom Ford’s *Cry to Heaven*. Fanning, who also produces *Margo’s Got Money Troubles* and earned an Emmy nomination for Outstanding Lead Actress in a Comedy Series, will next star in *The Hunger Games: Sunrise on the Reaping* and *The Nightingale* (produced with sister Dakota Fanning), and is currently filming A24’s *Discretion* opposite Nicole Kidman.
Why the Film Matters
Brown’s work, often called “the laureate of the nursery,” remains a staple in bedtime routines and classrooms worldwide, influencing generations of readers. By translating her story to the screen, *Moonsong* aims to illuminate the author’s creative process and cultural impact, offering contemporary audiences insight into the origins of some of the most beloved children’s literature of the 20th century.
