Career Timeline of Milly Alcock: Major Achievements and Milestones

By Popular Timelines Editorial Team · Updated: October 9, 2025

Discover the career path of Milly Alcock, from the first major opportunity to industry-changing achievements.

Milly Alcock is an Australian actress notable for her performances in television. She earned an AACTA Award nomination for her role in the comedy-drama *Upright* (2019-2022). Alcock achieved wider recognition for portraying the young Rhaenyra Targaryen in HBO's fantasy series *House of the Dragon* (2022-2024), a role that garnered her a Critics' Choice Television Award nomination for Best Supporting Actress in a Drama Series.

Sections (2)

Full Timeline Career & Achievements

2014: Television Debut

In 2014, Milly Alcock made her television debut as a teenager in an episode of Wonderland.

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2015: Disney Channel Appearances

From 2015 to 2017, Milly Alcock appeared on Disney Channel in Australia, presenting on B.F. Chefs and Hanging With.

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2017: First Named Roles

In 2017, Milly Alcock landed her first named roles as Isabella Barrett in High Life and Cindi Jackson in Janet King.

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2018: First Feature Film

In 2018, Milly Alcock appeared in her first feature film, The School.

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2019: Starring in Upright

In 2019, Alcock began starring in the Foxtel comedy-drama series Upright as runaway teenager Meg.

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July 2021: Cast in House of the Dragon

In July 2021, Milly Alcock was cast as young Princess Rhaenyra Targaryen in House of the Dragon.

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2022: Starring in House of the Dragon

In 2022, Milly Alcock gained wider recognition for starring as young Rhaenyra Targaryen in the HBO fantasy series House of the Dragon.

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2022: Upright series second season

In 2022, Milly Alcock returned for Upright's second series.

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2022: House of the Dragon Release

In 2022, the HBO fantasy series House of the Dragon was released, starring Milly Alcock as young Princess Rhaenyra Targaryen.

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January 2023: Music Video and Stage Debut

In January 2023, Milly Alcock appeared in the music video for "Easy Now" by Noel Gallagher's High Flying Birds. She made her West End stage debut in The Crucible in June.

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