Milly Alcock
Australian actress who rose to global prominence as young Rhaenyra Targaryen in House of the Dragon and is set to portray Supergirl in the DCU.
Milly Alcock - Personal Information
- Name: Milly Alcock
- Date of Birth: April 11, 2000
- Place of Birth: Sydney, New South Wales, Australia
- Gender: Female
- Job Title: Actor
- Crew Jobs: Executive Producer
Biography
Amelia Alcock (born 11 April 2000), known professionally as Milly Alcock, is an Australian actress. She received an AACTA Award nomination for her performance in the Foxtel comedy-drama Upright (2019–2022). She gained wider recognition for starring as young Rhaenyra Targaryen in the HBO fantasy series House of the Dragon (2022–2024), for which she was nominated for a Critics' Choice Television Award for Best Supporting Actress in a Drama Series.
Alcock will play Kara Zor-El, aka Supergirl, in James Gunn's DCU, starting with Supergirl (2026), following an uncredited cameo in Superman (2025).
Selected Filmography
A selection of Milly Alcock's notable screen appearances across film and television.
- Supergirl (2026) as Kara Zor-El / Supergirl
- Based Amy (2025)
- Superman (2025) as Supergirl (uncredited)
- Sirens (TV - 2025) as Simone DeWitt
- House of the Dragon (TV - 2022) as Princess Rhaenyra Targaryen
- Furlough (2020) as Ella
- The Familiars (2020) as Alison
- The Gloaming (TV - 2020) as Jenny McGinty
- Upright (TV - 2019) as Meg Adams
- Reckoning (TV - 2019) as Sam Serrato
External Links
Explore Milly Alcock's profiles on leading entertainment and reference platforms.