James Gunn recalled a mystery actress’ reaction after seeing the Superman trailer—his remarks sparked theories about Milly Alcock being the one.

James Gunn’s Superman teaser trailer was officially released on December 19, making fans go crazy and even emotional over it. But surprisingly, Gunn revealed that DC fans weren’t the only people losing their minds over the trailer. According to a Q&A session during the trailer press event, the filmmaker noted that there was one actress who was left sobbing after watching the trailer.

Although James Gunn didn’t mention her name, almost creating a mysterious effect surrounding her appearance in the film, fans on social media got really hyped to find out about her identity. However, with a lack of confirmation, netizens could only think of the Supergirl actress Milly Alcock as the mysterious woman who might have cried after watching the trailer.

James Gunn recalled an unnamed actress’ response to his Superman trailer 

All this while, fans’ excitement surrounding James Gunn’s Superman starring David Corenswet and Rachel Brosnahan had been mounting over social media. And now, after the release of the first teaser trailer for the film on December 19, that very excitement skyrocketed, as netizens hailed it as the “perfect” glimpse into this new portrayal of the iconic superhero.

For the past few hours, fans have been losing their minds over the emotional and visually stunning trailer that seemed to be packed with childhood charm, due to the 1970s retro vibe and vibrant colors. But while the trailer already made fans presume that the movie will be a “masterpiece”, James Gunn addressed the reaction he got from his team.

During a Q&A session at the Superman trailer press event via The Nerds of Color, James Gunn recalled bugging his editors to make a trailer that would be an “authentic representation of what the film is” about. Thereafter, with a vision in mind, as Gunn showed his trailer to an unnamed actress in the movie, the filmmaker recalled making her emotional.

I kept saying to the editors, “why isn’t this more like the teaser, which got everybody emotional?” And I remember I was showing it to one of the actors in the — I can’t say because it’s not announced she’s in the movie, I just realized. She was in my trailer and I showed her it, and I looked over and she’s sobbing.

Meanwhile, although James Gunn simply wished to share his team’s reaction to the trailer, during the Q&A session, his remarks about the mystery actress caught all the attention. Sparking speculations among fans, Gunn’s comments led people to wonder about the actress and who she might have been.

Fans on social media believe the mysterious actress is Milly Alcock

Right after the press event, social media went into a frenzy over James Gunn’s remarks about making a mystery actress cry over the Superman trailer. Ever since then, fans have been trying to figure out who she might have been. And surprisingly, netizens came up with the idea of the Supergirl actress Milly Alcock.

Although there has been no confirmation about whether it was Milly Alcock who James Gunn was referring to, fans unanimously believe it was the actress. Taking to X, netizens thus began sharing their feelings over Gunn’s remarks and even mentioned being excited about Alcock’s performance in the movie, especially after her impeccable role in House of the Dragon.

Superman will fly into theaters on July 11, 2025.