Check out Supergirl 4×22 Promo Trailer for the Season Finale from The CW. Season 4 Episode 22 will debut Sunday, May 19th, 2019.

The series is new Sundays at 8/7c on The CW and available next day on The CW App.

Supergirl 4×22 Promo Trailer

CW Supergirl 4×22 Lowdown

“The Quest for Peace” Season Finale

Lex Luthor Returns

Lex Luthor (guest star Jon Cryer) descends upon Washington, DC and summons Lena (Katie McGrath) and Lillian Luthor (guest star Brenda Strong) to the White House.

Supergirl (Melissa Benoist) realizes she has one last chance to stop Lex and turns to the power of the press to help her.

Jesse Warn directed the episode with story by Robert Rovner & Jessica Queller and teleplay by Rob Wright & Derek Simon (#422).

CW Supergirl Lowdown

The Supergirl series is based on the DC character Kara Zor-El, Superman’s cousin. After 12 years of keeping her powers a secret on Earth, she decides to finally embrace her superhuman abilities. And be the hero she was always meant to be.

Kara lives in National City assisting media mogul Cat Grant. However, Kara’s days of keeping her talents a secret are over when Hank Henshaw, head of a super-secret agency, enlists her to help protect the citizens of National City from sinister threats.