Milly Alcock gained global recognition for her critically acclaimed portrayal of young Rhaenyra Targaryen in HBO’s House of the Dragon in 2022, a performance that earned her a Critics’ Choice Television Award nomination for Best Supporting Actress in a Drama Series in 2023. Her acting career commenced in 2014 with a television debut in Wonderland. She continued to build her experience through commercial appearances for brands including Cadbury, KFC, and Woolworths, alongside hosting roles on Disney Channel shows B.F. Chefs and Hanging With between 2015 and 2017.
Looking ahead to 2024, Alcock was officially cast as Kara Zor-El / Supergirl, poised to make her highly anticipated entry into the DC Universe. Her tenure in the iconic role will begin with a cameo appearance in 2025’s Superman, leading to a starring role in the standalone Supergirl film in 2026. Additionally, Alcock is slated to join the cast of the Netflix limited series Sirens in 2025, further expanding her presence in high-profile streaming productions.