|Curiosity Killed The Kryptonian|
|Season 6, Episode 18|
|The Preacher||Angels Fall|
INTERNAL STRUGGLES- Reign and Kara each look to their respective histories to make a decision on where to go moving forward. Alex considers her future with Susannah. The Council decides the fate of a terrorist.
- Melissa Benoist as Kara Danvers/Supergirl
- Chyler Leigh as Alex Danvers
- Katie McGrath as Lena Luthor
- Odette Annable as Reign
- Tyler Hoechlin as Clark Kent/Superman
- Olivia Wilde as Susannah Russo
- Jenna Dewan as Lucy Lane
- Minka Kelly as Dawn Granger
- Claire Holt as Karen Starr (credit only)
- Michael Rosenbaum as LX-52
- Emmy Rossum as Zaora Dru-Zod
- with Mehcad Brooks as James Olsen/Guardian
- and David Harewood as J'onn J'onzz
Special Guest StarsEdit
- Antagonist: Reign
- Karen does not appear in this episode.
- This episode is named after the song by Linkin Park.
- This episode takes place on March 12, 2021.
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