Melissa Benoist
Kara Danvers / Supergirl / Kara Zor-El (20 eps)
Chyler Leigh
Alex Danvers / Sentinel (20 eps)
David Harewood
J'onn J'onzz / Martian Manhunter (20 eps)
Jeremy Jordan
Winn Schott (20 eps)
Calista Flockhart
Cat Grant (20 eps)
Mehcad Brooks
James 'Jimmy' Olsen / Guardian (20 eps)
Jenna Dewan
Lucy Lane (15 eps)
Peter Facinelli
Maxwell Lord (14 eps)
Briana Venskus
Agent Susan Vasquez (12 eps)
Chris Vance
Non (9 eps)
Laura Benanti
Alura Zor-El (9 eps)
Jay Jackson
News Anchor #1 (8 eps)
Malina Weissman
Young Kara Zor-El (7 eps)
Italia Ricci
Siobhan Smythe (5 eps)
Glenn Morshower
General Sam Lane (4 eps)
Carly Nykanen
Editor (4 eps)
Helen Slater
Eliza Danvers (4 eps)
Dean Cain
Jeremiah Danvers (3 eps)
Robert Gant
Zor-El (3 eps)
Laura Vandervoort
Indigo (3 eps)
Nick Jaine
Another Staffer (3 eps)
Pilar Holland
Female Newscaster (3 eps)
Hope Lauren
Bizarro (3 eps)
Christopher Showerman
Tor (3 eps)
Jordana Taylor
Young Alex Danvers (3 eps)
Rich Ceraulo Ko
Agent Hartmann (2 eps)
Eric Steinberg
Commander Gor (2 eps)
Brit Morgan
Leslie Willis / Livewire (2 eps)
Luke Macfarlane
Agent Donovan (2 eps)
Tawny Cypress
Senator Miranda Crane (2 eps)
Blake Jenner
Adam Foster (2 eps)
Tristin Mays
Paulina (2 eps)
Michael Albala
Scientist (2 eps)
Angela Martinez
Newscaster (2 eps)
Sarah Robson
DEO Doctor (2 eps)
Dan Warner
Fire Chief (2 eps)
Gary Kasper
K'hund (2 eps)
Dawn Greenidge
Pedestrian Woman (2 eps)
Owain Yeoman
Vartox (1 eps)
Chris Browning
Ben Krull / Reactron (1 eps)
Levi Miller
Carter Grant (1 eps)
Scott Michael Campbell
Ethan Knox (1 eps)
Faran Tahir
The Commander (1 eps)
Ben Begley
Tobey (1 eps)
Derek Mio
Hayashi (1 eps)
Joan Juliet Buck
Katherine Grant (1 eps)
Charles Halford
Jemm (1 eps)
Bryan Lugo
Looter (1 eps)
Peter MacKenzie
Dirk Armstrong (1 eps)
Aaron Lustig
Lawyer #1 (1 eps)
René Ashton
Lawyer #2 (1 eps)
Jeannine Cota
KNOC Newscaster (1 eps)
Dar Dixon
Board Member #1 (1 eps)
Ric Sarabia
Alien Soldier (1 eps)
Emma Caulfield Ford
Cameron Chase (1 eps)
Frank Maharajh
Police Officer (1 eps)
Daniel DiMaggio
Kal-El (1 eps)
Jeff Branson
Carl Draper / Master Jailer (1 eps)
Patrick O'Connell
General Mathers (1 eps)
Todd Sherry
Professor Alphonse Luzano (1 eps)
Blake Berris
Gabriel Phillips (1 eps)
Ray Campbell
Detective Warren (1 eps)
Eddie McClintock
Col. James Harper (1 eps)
Aisha Tyler
Aisha Tyler (1 eps)
Julie Chen Moonves
Julie Chen (1 eps)
Sara Gilbert
Sara Gilbert (1 eps)
Sharon Osbourne
Sharon Osbourne (1 eps)
Sheryl Underwood
Sheryl Underwood (1 eps)
Eve Torres
Maxima (1 eps)
Harriet Sansom Harris
Sinead (1 eps)
Rick Marcus
Security Guard #1 (1 eps)
Zayne Emory
Young Rick Malverne (1 eps)
Grant Gustin
Barry Allen / The Flash (1 eps)
Henry Czerny
Winslow Schott / Toyman (1 eps)
Chriss Anglin
Pilot (1 eps)
Kinna McInroe
Waitress (1 eps)
Leyna Nguyen
Self (1 eps)
Paul Stuart
Yale (1 eps)
Julian Yuen
Terrified Teen (1 eps)
Ron Bottitta
Doctor (1 eps)
Justin Chu Cary
Guard #1 (1 eps)
Preston James Hillier
Fire Chief (1 eps)
Michael Owen
Thug (1 eps)
Frank Pacheco
Guard #2 (1 eps)
Rey Valentin
Ricardo (1 eps)
Avelena Wijesundera
Girl (1 eps)
John Churchill
Second Engineer (1 eps)
Nerlyn Jean
Waitress (1 eps)
Angela Meryl
Bus Driver (1 eps)
Majeed Nami
An Engineer (1 eps)
Joshua Triplett
Passenger (1 eps)
Nischelle Turner
Morning Talk Show Host (1 eps)
Michael Mealor
Fratty Dude (1 eps)
Tom Waite
Pilot (1 eps)
Stephanie Czajkowski
Security Guard (1 eps)
Iddo Goldberg
Red Tornado / T. O. Morrow (1 eps)
Renee Pezzotta
Teacher (1 eps)
Joe Bucaro III
Convertible Driver (1 eps)
Thom Williams
Suburu Driver (1 eps)
Stephanie Arcila
Woman (1 eps)
Ashton Bingham
Senior Tech (1 eps)
Zuhair Haddad
Store Owner (1 eps)
David Lim
Agent Tsung (1 eps)
Ayo Sorrells
Agent Reynolds (1 eps)
Casey Strand
Reporter (1 eps)
Louis Aguirre
News Anchor #2 (1 eps)
Jennifer Cadena
Assistant (1 eps)
Gayla Johnson
Board Member #2 (1 eps)
Tiffany Phillips
TV Reporter (1 eps)
Rey Hernandez
Commander (1 eps)
Chris Jai Alex
Guard #1 (1 eps)
Bruno Amato
Security Guard (1 eps)
Isaac Keys
Guard #3 (1 eps)
Kavita Patil
Doctor (1 eps)
David Salsa
Guard #2 (1 eps)
Scott Alan Smith
Chester Dunholtz (1 eps)
Jasmine Alveran
Daughter (1 eps)
Kevin Derr
DEO Agent #1 (1 eps)
Rudy Marquez
Dad (1 eps)
Juan Martinez
Son (1 eps)
Rebekah Salgado
Mom (1 eps)
Kent Shocknek
Newscaster (1 eps)
Kelly Chavers
Girlfriend (1 eps)
Michael Hanson
Guy #2 (1 eps)
Ruben Vernier
Boyfriend (1 eps)
KylieRae Condon
Mean Girl (1 eps)
Mario Perez
Security Guard #2 (1 eps)
Kitana Turnbull
Costumed Girl (1 eps)
Vincent Giovanni
Police Officer (1 eps)
David Hutchison
DEO Agent #1 (1 eps)
Jaidan Jiron
Female Student #2 (1 eps)
Daniel Joseph
DEO Agent #2 (1 eps)
Maisie Klompus
Cat's Assistant (1 eps)
Tara Macken
Mother (1 eps)
Anthony N.
Cadmus Passenger (1 eps)
Mackenzie Brooke Smith
Female Student #1 (1 eps)
Chester E. Tripp III
Cadmus Driver (1 eps)
Cole Michaels
Little Boy (1 eps)
Jennifer Sommerfeld
Police Officer (1 eps)
Cheryl Turner
Grandmother (1 eps)
Justice Leak
Hellgrammite (1 eps)