Episodio 21

Melissa Benoist

Kara Danvers / Supergirl / Kara Zor-El

Chyler Leigh

Alex Danvers / Sentinel

David Harewood

J'onn J'onzz / Martian Manhunter

Katie McGrath

Lena Luthor

Jesse Rath

Querl 'Brainy' Dox / Brainiac-5

Nicole Maines

Nia Nal / Dreamer

Azie Tesfai

Kelly Olsen / Guardian

Julie Gonzalo

Andrea Rojas / Acrata

Staz Nair

William Dey

Peta Sergeant

Nyxlygsptlnz / 'Nyxly'

Bruce Boxleitner

President Baker

April Parker Jones

Colonel Lauren Haley

Izabela Vidovic

Young Kara

Olivia Nikkanen

Young Alex

Mark Krysko

Head Guard

Al McFoster

Secret Service Agent

J.C. Roy

Guard 1

Colby Wilson

Guard 2

Sterling Schneider

Greta

Andrea Brooks

Eve Tessmacher

Helen Slater

Eliza Danvers

Robert Baker

Otis Graves

Brenda Strong

Lillian Luthor