December 4, 2024
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Supergirl
2015–2021  (CBS, The CW)
Supergirl

Trinity

Supergirl – Season Three
Supergirl (317) - Trinity

Trinity

Episode #
317
U.S. Air Date
05.07.18
Written By
Caitlin Parrish & Derek Simon
Directed By
Jessica Queller
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The D.E.O. team struggles with trust issues after discovering Lena’s secret, and Supergirl leads a team into a realm where they hope to find Sam’s suppressed consciousness — setting up an epic battle against Reign and the Worldkillers. James considers whether or not he can break Lena’s trust when Supergirl asks Guardian for a favor.

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    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).