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Milly Alcock
Actor · born 11 April 2000 · Sydney, New South Wales, Australia
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).
Where to start: Superman (2025).
As actor 6
TV shows 12
Sirens
TV · 2025 · 6.6/10
Popcorn Flick
House of the Dragon: The House That Dragons Built
TV · 2024 · 7.0/10
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House of the Dragon
TV · 2022 · 8.4/10
Absolute Cinema
The Gloaming
TV · 2020 · 6.3/10
Popcorn Flick
Upright
TV · 2019 · 8.1/10
Absolute Cinema
Reckoning
TV · 2019 · 6.5/10
Popcorn Flick
Les Norton
TV · 2019 · 8.4/10
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Fighting Season
TV · 2018 · 6.7/10
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Pine Gap
TV · 2018 · 6.7/10
Popcorn Flick
High Life
TV · 2017 · 6.0/10
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Janet King
TV · 2014 · 6.9/10
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A Place to Call Home
TV · 2013 · 7.4/10
Worth the HypeFrequently asked questions
What is the best Milly Alcock movie?
By viewer score, Superman (2025) at 7.3/10.
What are Milly Alcock’s most popular movies?
Superman, Supergirl.
How many movies has Milly Alcock made?
6 films on TMDB, 6 as actor.