
Milly Alcock is the newest actress to portray Supergirl (Kara Zor-El) in a major film. The 25-year-old is poised to make a big impact in the superhero movie genre later this year, though she’s already appeared in several well-known projects early in her career.
Milly Alcock has quickly become a standout actor, appearing in everything from grand fantasy adventures to intense psychological thrillers. She consistently delivers strong performances, helping to establish herself as a rising star. As she prepares for her major role in Supergirl, here’s a look at some of her best work in film and television.
Milly Alcock Is a Scene-Stealer in Pine Gap
Before becoming known for her roles as Rhaenyra Targaryen and Kara Zor-El, Milly Alcock starred in the Australian thriller series Pine Gap. Set in Alice Springs, the show centers around a joint U.S.-Australian defense and intelligence facility and the agents who work there to safeguard shared interests. The six-episode miniseries, which aired in 2018, also featured Parker Sawyers, Tess Haubrich, Jacqueline McKenzie, and Steve Toussaint.
Milly Alcock adds depth to the cast of Pine Gap as Marissa Campbell, a woman from Alice Springs whose connection to one of the agents creates problems for an investigation. Even early in her career, Alcock makes a strong impression, using her screen time effectively to become a standout supporting character. Those interested in seeing Alcock’s early work will enjoy her performance in this often-overlooked miniseries.
Upright Is an Underrated Road Trip Comedy Series
Milly Alock became part of the cast of the Sky Atlantic comedy series Upright in 2019, alongside Tim Minchin. The show centers on the unlikely connection between Laclan “Lucky” Flynn (Minchin) and Meg Adams (Alcock), who unexpectedly meet after a car accident in a remote location. Lucky, tasked with delivering a valuable piano across the country, forms a surprising bond with Meg as they work together to finish the job. The series highlights their journey, and how they connect through shared experiences and the strangeness of their mission.
Milly Alcock’s breakout role came with Upright, immediately showcasing her talent and potential. She and Tim Minchin share fantastic chemistry throughout the series, creating a funny and heartwarming connection that viewers loved. Although the show’s concept is fairly simple, it was popular enough to earn a second season, which aired in 2022 – three years after the first. As of 2026, a third season isn’t in development. Nevertheless, Upright brought Alcock to the attention of casting directors, ultimately leading to her being cast in shows like House of the Dragon.
Supergirl Makes a Daring Debut in Superman
Milly Alcock is introduced as a superhero in James Gunn’s Superman with a quick appearance at the end of the movie. In that scene, Kara Zor-El, also known as Supergirl, arrives at the Fortress of Solitude, briefly speaks with her cousin Kal-El (played by David Corenswet), and then leaves with her dog, Krypto, hinting at future adventures. This moment clearly leads into her own upcoming Supergirl movie, scheduled for release this June. Supergirl is also expected to be a key character in several future DC Universe projects, including Gunn’s Man of Tomorrow film in 2027.
Even with a brief appearance in Superman, Milly Alcock makes a powerful first impression as Supergirl. In just a few seconds, she captivates audiences and leaves them eager to see more of her character and her connection with Superman. The new DCU aims to present a fresh take on Supergirl, different from previous versions, and Alcock’s initial performance should easily convince any hesitant fans to embrace these changes. Given enough screen time, Milly Alcock has the potential to become the definitive live-action Supergirl.
Sirens Gives Milly Alcock a Starring Role in a Psychological Thriller
The new series is created by Molly Smith Metzler and adapted from her 2011 play, Elemeno Pea. It centers on Devon DeWitt (Meghann Fahy), who worries about her sister, Simone (Sydney Sweeney), who works for the popular lifestyle guru Michaela Kell (Julianne Moore) at her retreat. Simone seems overly devoted to Michaela, and Devon suspects something isn’t right. The show also stars Kevin Bacon, Glenn Howerton, and Josh Segarra.
Sirens is a compelling and darkly funny series that maintains a sense of mystery over its five episodes. Milly Alcock delivers a captivating performance as Simone DeWitt, skillfully portraying both her caring side as Devon’s sister and her intense loyalty to Michaela. The show explores the challenges Simone faces in balancing these conflicting roles, giving Alcock plenty of opportunities to showcase her acting range. Sirens is arguably one of Milly Alcock’s best roles yet, and it positions her as a rising star to watch.
House of the Dragon Made Milly Alcock a Star
HBO’s House of the Dragon is a prequel to Game of Thrones, taking place 200 years earlier during the peak of the Targaryen family’s power. The first season centers on Princess Rhaenyra Targaryen (played by Milly Alcock), who faces the pressures of being the king’s only child. Things become even more challenging when her father names her as the first in line to inherit the Iron Throne.
Milly Alcock played the character Rhaenyra Targaryen in the first five episodes of House of the Dragon. Emma D’Arcy took over the role as the character aged. Even in those initial episodes, Alcock captivated viewers with her charming portrayal of Rhaenyra, perfectly capturing the qualities that earned her the nickname “The Realm’s Delight.” Many fans missed her after she left the show, and it took time to adjust to the new actress. However, her future roles could potentially change how audiences remember her performance.
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2026-01-07 07:37