Supergirl Begins Filming on Season 3

Day 1 of #Supergirl Season 3 with @melissabenoist 👯 I am so grateful the first one was spent together. I love you Sis… missed you bunches #danverssisters #sistersunite

A post shared by Chyler Leigh (@chy_leigh) on Jul 6, 2017 at 5:08pm PDT

Filming on the third season of Supergirl began today, July 6 in Vancouver. Chyler Leigh took to her Instagram to share a photo of her and Melissa Benoist filming today.

Later this month, the cast will take a break from filming to take part in San Diego Comic Con. The cast is set to attend the event on Saturday, July 22.

The new season will premiere on the CW this coming October.