Spider-Man: Brand New Day Writers Say Jean Grey “Technically” Didn’t Kill Anyone

Spider-Man: Brand New Day screenwriters Erik Sommers and Chris McKenna have addressed one of the film’s most controversial details: whether Sadie Sink’s Jean Grey actually kills anyone during her destructive rampage through New York.

Speaking to The Hollywood Reporter, Sommers argued that the movie deliberately avoids definitively showing any deaths caused by Jean.

“I think technically, she’s not responsible for any deaths,”

he said, while acknowledging that viewers are still left with the impression that she causes significant

“destruction [and] mayhem.”

The distinction is particularly notable because several scenes appear to put civilians in extreme danger. Jean manipulates a man into walking toward traffic, leaves another person stranded on a crane and causes a major building collapse, yet the film does not explicitly confirm that any of those characters die.

Why Jean Grey Needed to Be This Dangerous

Sommers explained that Jean’s destructive behavior was important to establishing her as a credible threat before the character’s eventual redemption. According to the writer, a villain who is ultimately transformed still needs to feel sufficiently dangerous that the heroes and authorities have legitimate reasons to fear her.

“Even if you’re going to have a villain who really is redeemed at the end or goes through a transformation, you have to start them off in a place where they feel formidable,”

Sommers told The Hollywood Reporter.

McKenna added that the filmmakers intentionally kept the audience alongside Peter Parker rather than revealing Jean’s full situation early. This approach allowed Jean to remain a mystery while Peter reacted to the increasingly dangerous events around him.

The ambiguity surrounding Jean’s actions has nevertheless sparked debate among viewers, particularly because the character receives a sympathetic resolution. The writers’ comments suggest that the lack of confirmed deaths was deliberate rather than an oversight.

Jean Grey’s future in the MCU is also expected to extend beyond Brand New Day, with Sadie Sink positioned as part of Marvel’s expanding X-Men storyline. For now, the writers’ explanation offers a clearer look at how the film balanced Jean’s redemption with the need to make her a genuinely intimidating antagonist.