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‘Supergirl’ Behind-The-Scenes Drama: DC Reportedly Beat Craig Gillespie’s Cut In A Studio

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A new report reveals that DC Studios tested competing cuts of the film "Supergirl" in March 2026.

‘Supergirl’ Behind-The-Scenes Drama: DC Reportedly Beat Craig Gillespie’s Cut In A Studio

Key takeaways

  • DC Studios tested competing cuts of Supergirl, with the studio's version narrowly beating Craig Gillespie's cut.
  • James Gunn and Peter Safran knew as early as fall 2025 that the film was not working.
  • Test scores for the film never escaped the 60s on a 100-point scale, though one insider claimed it reached 70 once.
  • Jeremy Slater was brought in during post-production to help write material for nine days of additional photography.

A new report reveals that DC Studios tested competing cuts of the film "Supergirl" in March 2026. The studio's version narrowly beat director Craig Gillespie's longer cut in test screenings. DC executives James Gunn and Peter Safran reportedly knew the film was in trouble as early as fall 2025, following the end of production in May 2025. After mediocre test scores in December 2025, DC became heavily involved in post-production, bringing in writer Jeremy Slater to assist original screenwriter Ana Nogueira and write material for nine days of additional photography.

Watch the brief

By the numbers

60s
Test scores on a 100-point scale
70
Peak test score reached at one point
9 days
Additional photography material written by Jeremy Slater

How it unfolded

  1. May 2025 Production wrapped on Supergirl
  2. fall 2025 Gunn and Safran knew film was not working
  3. December 2025 Test screening came back as merely OK
  4. March 2026 DC tested Gillespie's cut against studio's cut

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Source: The Playlist

Common questions

What happened with Supergirl?
DC Studios tested competing cuts of Supergirl, with the studio's version narrowly beating Craig Gillespie's cut.
Where can I read the original report?
Read the full report at the_playlist.

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