Season Regulars 10

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. 

   Katie McGrath

   Lena Luthor

5. 

   Jesse Rath

   Querl 'Brainy' Dox / Brainiac-5

6. 

   Nicole Maines

   Nia Nal / Dreamer

7. 

   Azie Tesfai

   Kelly Olsen / Guardian

8. 

   Julie Gonzalo

   Andrea Rojas / Acrata

9. 

   Staz Nair

   William Dey

10. 

    Andrea Brooks

    Eve Tessmacher / Hope

Guest Stars 8

1. 

   Mehcad Brooks

   James 'Jimmy' Olsen / Guardian

2. 

   Jennifer Cheon

   Midnight

3. 

   Kate Micucci

   Tour Guide

4. 

   Ellexis Wejr

   Mallory

5. 

   Adam Gouti

   Child

6. 

   Nitin Prasad

   Attendant

7. 

   Kari Wahlgren

   Hope (voice)

8. 

   Phil LaMarr

   Malefic J'onzz

Crew 4