Milly Alcock
Acting
🎂 Born April 11, 2000 (26)
📍 Sydney, New South Wales, Australia
🎬 Top Film in the Horror Vault
The School
2018
📺 Top Series in the Horror Vault
Reckoning
2019
Biography
Amelia May 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 Award.
Alcock portrays Kara Zor-El / Supergirl in the DC Universe, first making an uncredited appearance in Superman (2025). She reprised the role starring in Supergirl (2026).
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