As production for 'Supergirl: Woman of Tomorrow' begins, Milly Alcock, the star of the film, and DC Studios co-chief James Gunn have shared the first photo from the set.Alcock took to her Instagram account to share the first look,

DC Studios co-head James Gunn is celebrating the beginning of filming of Supergirl, which stars Milly Alcock in the titled role.

Thrilled to see cameras roll at Warner Bros. Studios Leavesden on Supergirl, with Craig Gillespie at the helm and the phenomenal Milly Alcock as our Kara Zor-El. Craig brings an incredible sensibility to this story, and Milly is every inch the unique #Supergirl envisioned by Tom… pic.twitter.com/za9Tr8Vryr