|Just Good Business|
|Season 7, Episode 18 (138)|
|So Cold||Kara Danvers, You Are My Hero|
PART 3: NOTHING PERSONAL- As the corporate warfare continues and takes on new forms, Samantha Arias, Lena Luthor, Kara Danvers, and Lillian Luthor fight tooth and nail against Mary Seward and Ra's al Ghul for control of the company. Clark Kent works with Karen Starr to further ingratiate herself with "normal" society.
- Melissa Benoist as Kara Danvers/Supergirl
- Chyler Leigh as Alex Danvers
- Katie McGrath as Lena Luthor
- Odette Annable as Samantha Arias
- Laura Benanti as Astra
- Tyler Hoechlin as Clark Kent
- Olivia Wilde as Susannah Russo
- Jenna Dewan as Lucy Lane
- Minka Kelly as Dawn Granger
- Claire Holt as Karen Starr/Power Girl
- Michael Rosenbaum as LX-52
- Brenda Strong as Lillian Luthor
- Wallis Day as Chief Magistrate Nyssa-Vex
- with Emmy Rossum as Zaora Dru-Zod
- with David Harewood as J'onn J'onzz
- and Mehcad Brooks as James Olsen
Special Guest StarEdit
- Jon Cryer as Lex Luthor
- Troian Bellisario as Mary Seward
- Tasya Teles as Kasia
- Marie Avgeropoulos as Diana, Princess of Themyscira
- with Oded Fehr as Ra's al Ghul
- and Dichen Lachman as Talia al Ghul (Earth-27)
- Antagonists: Mary Seward, Ra's al Ghul, Reign
- Title Meaning: Sam, Lena, and Lillian's gambit to get rid of Mary and Ra's.
- This episode is Sam-centric.
- This episode takes place on June 21, 2023.