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Jul 01, 2026

Why Did 'Supergirl' Change the Ending of 'Woman of Tomorrow'?

July 1, 2026
Supergirl and Krypto
Supergirl (Millie Alcock) gets revenge for an attack on Krypto at the end of her new movie. courtesy of Warner Bros.

There’s no getting around it: Supergirl “didn’t meet our box-office expectations,” as DC Studios co-CEO Peter Safran told The New York Times. Nevertheless, the film sparked more than its share of discourse, and one of the most-discussed moments — along with an eyebrow-raising needle drop —  is the ending. Supergirl’s actions toward the villainous Krem at the end (which, fair warning, will be spoiled in the interview that follows) were a major change from Woman of Tomorrow, the comic-book miniseries that inspired the film. Three days before the movie’s release, Rolling Stone spoke to director Craig Gillespie and screenwriter Ana Nogueira about their choices.

Craig, you were saying you always loved the ending of the script, where Supergirl kills Krem.
Gillespie:
I thought it was incredibly emotionally satisfying. She’s gone on this very messy journey of self-discovery and dealing with trauma, and it just felt honest for her to do that. I think anything else would’ve felt like a betrayal of her character to me. 

In the comic, Krem is just sent to the Phantom Zone.
Nogueira:
Yes.

Gillespie: But then Ruthye kills him, right? Which is a not dissimilar kind of energy. [Tom King, who wrote “Woman of Tomorrow,” has clarified that while an aged Ruthye strikes Krem with his cane after he emerges from the Phantom Zone, he and artist Bilquis Evely didn’t intend readers to think Krem dies.]

So Ana, was it in your first draft that you made Supergirl do it? How did that come about?
Nogueira:
No, that was in my pitch. It’s never changed. I couldn’t find my way in for a while, ’cause I knew we couldn’t jump forward however many years. And I also found the book’s ending quite dark in a different way. That he’s — first of all, that Ruthye’s held on to it for that long. Which is tragic to me in a different way. And also that Krem is repentant before she kills him. It’s really dark. Which is not bad, but it’s different-dark. So I was like, “What is gonna be satisfying with this guy?” And like Craig said, it wouldn’t feel honest really for him to die by accident, and I didn’t know what to do. 

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And then, because writing is a mystery, you don’t know what you’re gonna do, you don’t know where you go. You can’t find your way into the story, and then something hits you. And I remember being hit by the lines, “This is for my dog, and this is for what you did to that little girl.” And I was like, “Oh, I know. Oh, I know what happens.” I know what she does, and I know how she does it. And before going into my pitch, I knew James was open to this happening. So I wasn’t totally being like, “And now I’m going to break the whole universe with this pitch.” But, yeah, as Craig said, it felt true. It felt satisfying. It felt like anything else would just not be who this woman is.

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