Overview

• Principal photography began January 13, 2025, at Warner Bros. Studios Leavesden and wrapped in early May, keeping the project on schedule.
• The film has entered post-production with Ana Nogueira’s script shaping a grittier narrative for Milly Alcock’s Supergirl.
• A deleted Instagram post revealing Alcock’s first-look costume has since circulated online, boosting fan excitement.
• Alcock’s brief, drunken cameo in Superman — storming the Fortress of Solitude to reclaim Krypto — set the tone for her standalone adventure.
• The ensemble cast features Eve Ridley as Ruthye Marye Knoll, Matthias Schoenaerts as Krem, David Krumholtz and Emily Beecham as Kara’s parents, and Jason Momoa in a cameo as Lobo.