![Supergirl Season 2 Episode 22 Supergirl Season 2 Episode 22](https://image.tmdb.org/t/p/w185/qcp7tBPNxW5NtyoLlDXQxIRwkKw.jpg)
Supergirl Season 2 Episode 22
Supergirl challenges Rhea to battle to save National City. Meanwhile, Superman returns and Cat Grant offers Supergirl some sage advice.
Serie: Supergirl
Director: Glen Winter
Guest Star: Brenda Strong, Calista Flockhart, Curtis Lum, Katie McGrath, Mark Gibbon, Sharon Leal, Teri Hatcher, Tyler Hoechlin