Both Gunn and Alcock shared the same picture of the latter parked in one of those director chairs that can be found on movie and TV sets to commemorate the start of principal photography at Warner Bros. Studios Leavesden. See for yourself below, and take a close look at the S symbol on the back of the chair.

The first look at Supergirl: Woman of Tomorrow has arrived - and filming has finally begun.

Supergirl: Woman of Tomorrow’s first photo has been shared by James Gunn showing Milly Alcock from the back. Gunn took to social media on Thursday to share the first image from the set of

Before Kara Zor-El soars into theaters in 2026, James Gunn shared the first image of Milly Alcock in Supergirl: Woman of Tomorrow.

DC Studios co-head James Gunn is celebrating the beginning of filming of Supergirl, which stars Milly Alcock in the titled role. The filmmaker took to social media to share a teaser photo of Alcock as Kara Zor-El as filming starts on the superhero movie.