The Battle for Supergirl: DC’s Creative Clash Unmasked!

Thescreescore – A new exposé has pulled back the curtain on the tumultuous production of the DC Universe’s latest cinematic offering, revealing significant creative friction that reportedly plagued the Supergirl film. Milly Alcock’s highly anticipated debut as Kara Zor-El, following her introduction in 2025’s Superman, was meant to solidify Supergirl’s place within Chapter 1: "Gods and Monsters." However, her solo venture has reportedly navigated a turbulent path, culminating in a mixed critical reception and a struggling box office performance.

According to a recent, detailed report from The Hollywood Reporter, the film’s journey was marred by substantial creative discord, primarily between DC Studios co-CEO James Gunn and acclaimed director Craig Gillespie. Sources indicate that tensions escalated significantly during the post-production phase, where two distinct versions of the Kara Zor-El narrative emerged: one championed by Gillespie and another favored by DC Studios itself.

Insiders close to the production suggest that Gunn and Gillespie held divergent visions for the movie’s direction, leading to a challenging post-production process where the film struggled to "find its footing." Test screenings for the DCU installment reportedly yielded consistently low scores, hovering in the 60s, with one source claiming a peak of only 70. While some describe the creative differences as a polite way of saying "they were not creatively aligned," other sources emphasize that such friction is a "normal amount of healthy" discourse between filmmakers and studios striving for cinematic excellence. Both Gunn and co-CEO Peter Safran are said to respect Gillespie’s filmmaking prowess, particularly his ability to guide actors, as evidenced by Margot Robbie’s Oscar nomination for I, Tonya.

The struggles became apparent following the conclusion of principal photography in May 2025. A December test screening only garnered an "just okay" response, prompting DC Studios to assume a more assertive role in post-production. In an effort to salvage the project, Jeremy Slater, known for his work on The Authority script, was reportedly brought in to assist. While the full extent of Slater’s involvement remains ambiguous, he is said to have contributed to scenes during a nine-day period of additional photography. Despite screenwriter Ana Nogueira’s continued involvement, a major point of contention and subsequent reconfiguration was the film’s climactic fight sequence.

Gillespie’s original cut notably ran 11 minutes longer, incorporating additional material featuring the character Krem of the Yellow Hills. When both the director’s and the studio’s versions were presented to test audiences, the scores surprisingly dipped. Although the studio’s cut narrowly edged out Gillespie’s by a mere two points, it was ultimately chosen for theatrical release. Interestingly, sources indicate that Gillespie’s version received stronger feedback regarding its song choices, pacing, and villain portrayal. However, a studio insider downplayed the significance of these differences, stating they were "not particularly pronounced."

As of this writing, neither James Gunn, Craig Gillespie, DC Studios, nor Warner Bros. Discovery have issued official comments regarding these revelations. The Supergirl summer adventure has currently amassed $79 million globally, amidst a spectrum of reviews ranging from mixed to outright negative.

Despite the behind-the-scenes turmoil and the film’s lukewarm reception, Milly Alcock’s portrayal of the Girl of Steel has garnered praise, quickly establishing her as a well-received addition to the DCU. Her journey as Kara Zor-El is far from over, with the Australian star confirmed to reprise her role in Gunn’s Man of Tomorrow movie, slated for a July 9, 2027 release, with principal photography already underway. Furthermore, Supergirl’s executive producer, Lars P. Winther, previously hinted to thescreescore.com that Krypton’s last daughter is integral to a third, as-yet-unannounced project, stating, "So we have Man of Tomorrow, and we already know what the next movie’s going to be after that, and she’s a big part of that."

While her solo cinematic outing may not have met DC Studios’ initial expectations, Alcock’s performance has resonated with audiences, ensuring Supergirl’s continued presence within Gunn’s burgeoning franchise. Supergirl is now playing in theaters.