|Season 5, Episode 14|
PART 1 OF 2: INFILTRATION- Team Supergirl sneaks into ReignCorp. Alex Danvers is shocked to find Samantha Arias and Ruby Arias have been detained at the facility since the end of the War of the Supermen.
- Melissa Benoist as Kara Danvers/Supergirl
- Chyler Leigh as Alex Danvers
- Katie McGrath as Lena Luthor
- Odette Annable as Reign/Samantha Arias
- Tyler Hoechlin as Clark Kent (credit only)
- with Claire Holt as Karen Starr
- and Mehcad Brooks as James Olsen/Guardian
Special Guest Stars
- Dean Cain as Jeremiah Danvers
- Helen Slater as Eliza Danvers
- Manu Bennett as Kalibak
- with Katie Cassidy Rodgers as Laurel Lance (holocall)
- and Laura Benanti as Astra In-Ze (dreams)
- Antagonist: Reign
- Clark does not appear in this episode.
- Sam and Ruby were last seen in Twilight.
- This episode is Sam-centric.
- This episode takes place on December 23, 2020.
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