News & Spoilers
SUPERGIRL TAKES ON ALL THREE WORLDKILLERS
Still reeling after learning about Lena's (Katie McGrath) secret, Supergirl (Melissa Benoist) asks Guardian (Mehcad Brooks) 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.
Caitlin Parrish & Erica Weiss directed the episode with story by Jessica Queller and teleplay by Caitlin Parrish & Derek Simon (#317).