Born: April 11, 2000, Sydney, New South Wales, Australia
Occupation: Actress
Known For: House of the Dragon, Upright, Supergirl
Milly Alcock has quickly become one of Australia’s most promising young stars, winning over audiences with her powerful performances and natural charm. The young actress was born and raised in Sydney. She has made great progress in both Australian and international entertainment, most famously as young Rhaenyra Targaryen in HBO’s House of the Dragon. Alcock is a rising star to watch because she is versatile and dedicated. She has worked in television, film, and streaming platforms.
The Beginning of Life
Amelia May Alcock was born in Sydney, Australia, on April 11, 2000. She became interested in acting at a young age because her family was supportive. Before becoming a professional actress, Alcock went to Newtown High School of the Performing Arts to improve her skills. She loved telling stories and performing from a young age, and she started her career with small roles on Australian TV.
A big step forward for Australian TV
In 2014, Alcock had her first big role in the Australian drama series Wonderland. Even though her part was small, it was the start of her career in the business. She got guest spots on shows like Janet King (2017) and A Place to Call Home (2018) over the next few years, which helped her build her resume.
She became famous for her role as Meg in the Australian comedy-drama series Upright (2019–2022). Meg is a runaway teen who goes on a road trip with a troubled musician played by Tim Minchin. Many people praised Alcock’s performance for its emotional depth and honesty, which led to her being nominated for the AACTA Award for Best Comedy Performer. The part showed off her ability to balance humor and vulnerability, making her one of the best actors on Australian TV.
House of the Dragon: Global Recognition
Alcock became famous around the world in 2022 when she played young Princess Rhaenyra Targaryen in HBO’s House of the Dragon, a prequel to the hit show Game of Thrones. Alcock’s performance as the fiery and ambitious heir to the Iron Throne was praised by critics. Fans loved her because she was able to show Rhaenyra’s complicated mix of strength, weakness, and determination.
Alcock was in the first five episodes of the show’s first season. Emma D’Arcy took over as the older Rhaenyra. Alcock’s performance had a lasting effect on the character, even though she didn’t have much screen time. She was praised for laying the groundwork for the character’s arc. Her role in House of the Dragon made her famous around the world and led to big opportunities in Hollywood.
Supergirl and Beyond: Expanding Horizons
Alcock played Kara Zor-El in the 2025 movie Woman of Tomorrow, which is based on the Supergirl comic book series. James Gunn directed the project, which is her first big role in a Hollywood movie and a sign that she is becoming a star. Fans were excited about Alcock’s casting because they thought she could play strong, complex female characters well.
Alcock has kept taking on different roles since Supergirl. She was in the short film The Familiars (2020) and has said she wants to work on both serious and funny projects. She is a popular actress in the industry because she is flexible and willing to take on hard roles.
Life and Influence
Alcock doesn’t talk much about her personal life, but she has said that she loves telling stories and admires actors who make their roles seem real. She has said in interviews that her Australian roots have helped her career, and she stresses how important it is for her to stay connected to her home country even though she is becoming more successful around the world.
Alcock’s success has also encouraged young actors in Australia, especially women, to follow their dreams in the tough world of entertainment. She is a role model for aspiring performers because she is dedicated to her craft and can work in both local and global industries.
What Lies Ahead
Milly Alcock is only 25 years old, but her career is going very well. She is about to become a household name thanks to her role in Supergirl: Woman of Tomorrow, which will show off her skills to an even bigger audience. She can easily switch between TV and movies, and she is good at playing complicated characters. This means she has a bright future ahead of her.
Alcock is still a proud representative of Australian talent on the world stage as she takes on more and more difficult projects. Milly Alcock will be a big name in the entertainment industry for years to come, whether she’s playing a princess who rides dragons or a superhero from space.
