New Supergirl casting announced, plus Season 3 trailer!
The DC villain’s big plans for National City instantly put him at odds with Supergirl (Melissa Benoist) and Lena Luthor (Katie McGrath).
Check out the Supergirl Season 3 trailer below!
Although it sounds like the setup for a Comic-Con–inspired joke, it’s actually the latest Supergirl casting news from tonight’s panel, along with a cool new Season 3 trailer!