|Season 3, Episode 16|
|Supergirl, Batwoman, and the Birds of Prey||The Trial of Kal-El|
COMING TO LIGHT- Lena confronts Lex and D.I.S.C.O.R.D., while Karen returns to New Krypton when Cyborg Superman invades the planet; tensions between Alura and Astra come to a head. Maggie interrogates Lesla.
- Melissa Benoist as Kara Danvers/Supergirl
- Chyler Leigh as Alex Danvers
- Katie McGrath as Lena Luthor
- Laura Benanti as Alura Zor-El & Astra In-Ze
- Zachary Quinto as General Dru-Zod
- Tyler Hoechlin as Cyborg Superman
- Floriana Lima as Maggie Danvers
- Odette Annable as Reign
- Jenna Dewan as Lucy Lane
- with Claire Holt as Karen Starr
- and David Harewood as J'onn J'onzz
- Emmy Rossum as Zaora Dru-Zod
- Brenda Strong as Dr. Lillian Luthor
- Glenn Morshower as General Sam Lane
- Katheryn Winnick as D.I.S.C.O.R.D.
- Chad Lowe as Thomas Coville
- Harry Lennix as Commander Fer-Gor
- Chris Vance as Lieutenant Non
- Tracy Spiridakos as Lesla-Lar
- Paige Turco as Lara Lor-Van
- Casper Crump as Vandal Savage
- Georgina Campbell as Lieutenant Asha Del-Nar
- Andrea Brooks as Eve Teschmacher
- Robert Gant as Zor-El (hologram)
- Wallis Day as Nyssa-Vex
- with Billy Zane as Lex Luthor
- and Dianna Agron as Raya Zod-El
- Antagonists: Lex Luthor, D.I.S.C.O.R.D., Cyborg Superman
- Kal and Sam do not appear in this episode.
- This episode focuses on the various antagonistic factions of the season.
- This episode is set on June 20, 2020.
Community content is available under CC-BY-SA unless otherwise noted.