6 Season
126 Episode
Supergirl - Season 3 Episode 17 Trinity
Still reeling after learning about Lena’s secret, Supergirl asks Guardian for a favor that could alter his relationship with Lena forever. Meanwhile, with all three Worldkillers united, Supergirl and the team brace for an epic battle.
- Country : United States of America
- Genre : Drama, Sci-Fi & Fantasy, Action & Adventure
- Director : Greg Berlanti, Ali Adler, Andrew Kreisberg
- Cast : Melissa Benoist, Chyler Leigh, David Harewood, Katie McGrath, Jesse Rath, Nicole Maines
