![Supergirl Season 1 Episode 20 Supergirl Season 1 Episode 20](https://image.tmdb.org/t/p/w185/40irkee2qIWZuq8RCI8r0hlMWB8.jpg)
Supergirl Season 1 Episode 20
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.
Serie: Supergirl
Director: Larry Teng
Guest Star: Briana Venskus, Chris Vance, Glenn Morshower, Helen Slater, Jenna Dewan, Laura Benanti, Laura Vandervoort, Malina Weissman, Peter Facinelli