Milly Alcock

Acting April 11, 2000 Sydney, New South Wales, Australia

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).

Movies

6.7

Supergirl

2026

7.3

Old CineBeta

Supergirl (uncredited)

Superman

2025

TV Shows

8.4

Old CineBeta

Young Rhaenyra Targaryen

House of the Dragon

2022

Milly Alcock

Movies

TV Shows

Cast & Crew

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