DC Comics and Warner Bros. have released the first images of Melissa Benoist as Kara Zor-El aka Supergirl. The classic character will star in a pilot, Supergirl, that'll be on CBS. The show will star Benoist as well as Mehcad Brooks as Jimmy Olsen, Calista Flockhart as Cat Grant, Chyler Leigh as Alexandra “Alex” Danvers,