Milly Alcock's Transformative Role as Supergirl Revealed at CinemaCon
Entertainment

Milly Alcock's Transformative Role as Supergirl Revealed at CinemaCon

authorBy Roger Ebert
DateApr 15, 2026
Read time3 min
At CinemaCon, audiences got a sneak peek into the highly anticipated DC film 'Supergirl: Woman of Tomorrow,' starring Milly Alcock. The presentation highlighted Alcock's dedication to her role, including mastering multiple alien languages and intense physical training.

Unveiling a New Era for the Girl of Steel

A Glimpse into Kara Zor-El's Interstellar Journey

The latest installment in the DC Universe, 'Supergirl: Woman of Tomorrow,' made a significant impact at CinemaCon in Las Vegas. Attendees were treated to exclusive footage that underscored the film's ambitious scope and its star, Milly Alcock's, profound commitment to portraying Kara Zor-El, also known as the Girl of Steel.

Alcock's Immersive Preparation for Supergirl

Milly Alcock, renowned for her role in 'House of the Dragon,' captivated audiences with her portrayal of Supergirl. The unveiled footage depicted Kara Zor-El engaging in a fierce confrontation with space pirates, who, to their detriment, underestimated her formidable abilities. The narrative is set against a backdrop of alien planets, teeming with diverse extraterrestrial life, reminiscent of iconic sci-fi universes. Alcock's character even lightens the mood with a witty remark to a persistent alien, showcasing a blend of strength and humor. Director Craig Gillespie lauded Alcock's dedication, revealing she learned five distinct alien languages for the role, including a series of clicking noises for comedic effect, and performed emotional scenes in Kryptonian, impressing the crew with her linguistic prowess.

The Rigorous Training Regime of a Superhero

Alcock's commitment extended beyond linguistic challenges, as she engaged in an hour of intense physical training daily, even before filming commenced, to execute the intricate stunts required for the movie. She expressed immense enjoyment in the demanding process, highlighting her passion for the role.

A More Resolute Iteration of the Character

James Gunn, co-chairman of DC Studios, previously hinted that this rendition of Supergirl would be significantly more "hardcore" than previous portrayals of Superman's cousin. The film follows Kara as she navigates the cosmos with her loyal companion, Krypto the Superdog, striving to forge her own legacy apart from her famous relative. Her journey takes a turn when she encounters Ruthye, a young alien girl driven by a quest for vengeance, prompting Supergirl to join her fight for justice.

A Stellar Ensemble Cast and Future DC Crossovers

The cast features an array of talented actors, including Matthias Schoenaerts, Eve Ridley, David Krumholtz, Emily Beecham, and Jason Momoa, who returns to the DC universe as the alien bounty hunter Lobo. Momoa playfully suggested a potential crossover between his characters, Aquaman and Lobo, envisioning a scenario where they'd share a few hundred beers rather than engage in combat, much to the amusement of DC Studios Co-Chair Peter Safran, who quipped about a future "Aquaman Lobo Movie" in 2031. 'Supergirl' is the second major project in Gunn and Safran's revitalized DC Universe, following the successful 'Superman,' and precedes the body horror film 'Clayface,' slated for release later in the year.

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