Instagram/Milly Alcock & Melissa Be Celebrity Milly Alcock on her independent Supergirl role: "It's not like we have this blood bond." Discover her fresh take on Kara Zor-El in the new DCU. April 1, 2026 AceShowbiz - Milly Alcock has revealed that she has not reached out to previous actresses who portrayed Supergirl, emphasizing her desire to approach the role independently. Speaking with Vanity Fair, Milly Alcock explained, "They're just people living their lives. It's not like we have this blood bond.