"Supergirl" is a superhero drama television series developed by Greg Berlanti, Ali Adler, and Kara Edwards. The show premiered on October 26, 2015, on The CW and follows Kara Zor-El (played by Melissa Benoist), Superman's cousin from the planet Krypton, who also has superhuman abilities. The series explores her journey to become a hero while navigating her personal and professional life.