We update you on who’s going to show up for the woman of tomorrow’s new film.Supergirl, previously known as Supergirl: Woman of Tomorrow, is set to soar into theaters on June 26, 2026, and reintroduce us to Milly (House of the Dragon) Alcock’s Kara Zor-El after she made quite a first impression in Superman. Supergirl is based on Tom King and Bilquis Evely’s …