When Reign starts hunting Ruby, Supergirl and Alex work together to keep her safe. Supergirl and J'onn look to Sam's mother for advice on how to stop Reign and come away with shocking news.
Episode rating
Cast of episode
45
31
24
- Kara Danvers
- Mon-El
- Lena Luthor
- Alex Danvers
- Winn Schott
- James Olsen
- Samantha Arias
- J'onn J'onzz
- M'yrnn J'onzz
- Patricia Arias
- Ruby Arias
- Brainiac-5
- Imra Ardeen
- Mrs. Queller
- Tanya
- Woman
- Man
- Tactical Officer
- Dr. Grace Parker