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Milly Alcock
Acting
🎂 April 11, 2000 · 26📍 Sydney, New South Wales, Australia
Biography
Amelia May Alcock (born 11 April 2000) 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). Alcock is best known for portraying Kara Zor-El / Supergirl in the DC Universe, first making an uncredited appearance in Superman (2025). She reprised the role starring in Supergirl (2026).
BODY OF WORK
Milly Alcock's Filmography
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Man of Tomorrow
2027
as Supergirl
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Supergirl
2026⭐ 6.6
as Supergirl
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Based Amy
2025
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Superman
2025⭐ 7.3
as Supergirl (uncredited)
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Furlough
2020
as Ella
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The Familiars
2020⭐ 6.3
as Alison
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The School
2018⭐ 4.7
as Jien
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No Poster
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Hot Mother
TBA
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Untitled Kyoto Project
TBA
as Ella
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TBA