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).
Description above from the Wikipedia article Milly Alcock, licensed under CC-BY-SA, full list of contributors on Wikipedia.

2022 • TV

2025 • Movie

2013 • TV

2026 • Movie

2025 • TV

2018 • TV
as Supergirl (uncredited)
as Kara Zor-El / Supergirl
as Jien
as Alison
as Ella
as Princess Rhaenyra Targaryen
7 episodes
as Emma Carvolth
4 episodes
as Simone DeWitt
5 episodes
as Marissa Campbell
5 episodes
as Meg Adams
16 episodes
as Jenny McGinty
2 episodes
as Cindi Jackson
3 episodes
as Sam Serrato
10 episodes
as Teen Girl 1
1 episodes
as Sian Galese
4 episodes
as Maya Nordenfelt
6 episodes
as Isabella Barrett
6 episodes