EntertainmentMoviesSuperhero MoviesSupergirl: Woman of TomorrowThen there were two: here are the remaining actors who could play Supergirl in the new DCUWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. EntertainmentMoviesSuperhero MoviesSupergirl: Woman of TomorrowThen there were two: here are the remaining actors who could play Supergirl in the new DCUWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: DC) And then there were two. After weeks of speculation over screen tests, the role of Supergirl has come down to its final stage. According toThe Hollywood Reporter, Milly Alcock and Meg Donnelly tested for the part in front of DC Studios co-CEOs Peter Safran andJames Gunn. Alcock is best known for her turn as a younger Rhaenyra in Game of Thrones spin-offHouse of the …