Watch Supergirl Online: Season 2 Episode 21
Paul Dailly at .How did everyone feel about the return of Cat Grant?
That was addressed on Supergirl Season 2 Episode 21 when the former character appeared in National City to help out with the looming threat of Rhea.
With Supergirl at odds with the President over how to deal with Rhea, Cat had a daring plan that could help save everyone.
Meanwhile, Alex did not want to work with Lillian, but she was forced to.
Use the video above to watch Supergirl online to get up to speed with the latest drama for the characters.
Paul Dailly was an Associate Editor for TV Fanatic.Follow him on X.