Next Monday, Kara faces her greatest challenge yet - her sister. Will she be able to take her down before dealing with Non and Indigo? Or will there be casualties? Check out the two new sneak peek clips below:
SUPERGIRL FACES HER GREATEST TEST YET WHEN HER ENEMIES PLAN TO DESTROY EVERY PERSON ON THE PLANET, ON THE FIRST SEASON FINALE OF "SUPERGIRL," MONDAY, APRIL 18
"Better Angels" - Supergirl is forced to do battle with an unexpected foe and must risk everything - including her life - to prevent Non and Indigo from destroying every person on the planet, on the first season finale of SUPERGIRL, Monday, April 18 (8:00-9:00 PM, ET/PT) on the CBS Television Network.
The hour-long drama centers on Kara Zor-El, Superman's cousin, who was born on the planet Krypton and escaped amid its destruction years ago. Since arriving on Earth, she has been hiding the powers she shares with her famous cousin. But now at age 24, she decides to embrace her superhuman abilities and be the hero she was always meant to be.
Supergirl features:
Melissa Benoist as Kara Zor-El/Supergirl
Mehcad Brooks as James 'Jimmy' Olsen
Calista Flockhart as Cat Grant
Chyler Leigh as Alexandra 'Alex' Danvers
Jeremy Jordan as Winslow 'Winn' Schott
David Harewood as J'onn J'onzz/Martian Manhunter
Laura Benanti as Alura Zor-El/Astra
Jenna Dewan-Tatum as Lucy Lane
Peter Facinelli as Maxwell Lord
Helen Slater as Dr. Eliza Danvers
Dean Cain as Jeremiah Danvers
Laura Vandervoort as Indigo
Supergirl returns April 18