Season Regulars 6

1. 

   Melissa Benoist

   Kara Danvers / Supergirl / Kara Zor-El

2. 

   Chyler Leigh

   Alex Danvers / Sentinel

3. 

   David Harewood

   J'onn J'onzz / Martian Manhunter

4. 

   Jeremy Jordan

   Winn Schott

5. 

   Calista Flockhart

   Cat Grant

6. 

   Mehcad Brooks

   James 'Jimmy' Olsen / Guardian

Guest Stars 17

1. 

   Dean Cain

   Jeremiah Danvers

2. 

   Owain Yeoman

   Vartox

3. 

   Robert Gant

   Zor-El

4. 

   Faran Tahir

   The Commander

5. 

   Ben Begley

   Tobey

6. 

   Derek Mio

   Hayashi

7. 

   Chriss Anglin

   Pilot

8. 

   Nick Jaine

   Another Staffer

9. Kinna McInroe

   Waitress

10. Leyna Nguyen

    Self

11. Paul Stuart

    Yale

12. 

    Julian Yuen

    Terrified Teen

13. 

    Laura Benanti

    Alura Zor-El / Astra

14. 

    Malina Weissman

    Young Kara Zor-El

15. Jordana Taylor

    Young Alex Danvers

16. 

    Briana Venskus

    Agent Susan Vasquez

17. 

    Helen Slater

    Eliza Danvers

Crew 4