Stephen Amell
Oliver Queen / Green Arrow (10 eps)
David Ramsey
John Diggle / Spartan (10 eps)
Katie Cassidy
Laurel Lance / Black Canary (10 eps)
Rick Gonzalez
Rene Ramirez / Wild Dog (10 eps)
Katherine McNamara
Mia Smoak / Blackstar (10 eps)
Juliana Harkavy
Dinah Drake / Black Canary (10 eps)
Joseph David-Jones
Connor Hawke (10 eps)
Ben Lewis
Adult William Clayton (10 eps)
Audrey Marie Anderson
Lyla Michaels / Harbinger (6 eps)
Charlie Barnett
John 'JJ' Diggle, Jr. (4 eps)
Willa Holland
Thea Queen / Speedy (2 eps)
Melissa Benoist
Kara Danvers / Supergirl (2 eps)
LaMonica Garrett
Mar Novu / The Monitor (uncredited) (2 eps)
Lexa Doig
Talia al Ghul (2 eps)
David Nykl
Anatoly Knyazev (2 eps)
Keri Adams
Bethany Snow (2 eps)
Grant Gustin
Barry Allen / The Flash (2 eps)
Jamie Andrew Cutler
Grant Wilson / Deathstroke (1 eps)
Byron Mann
Yao Fei (1 eps)
Kis Yurij
Oleg (1 eps)
Barry W. Levy
General Alexi Burov (1 eps)
Sebastian Dunn
Edward Fyers (1 eps)
Rila Fukushima
Tatsu Yamashiro / Katana (1 eps)
Lou Ticzon
David Chin (1 eps)
Kyra Zagorsky
Athena (1 eps)
Jon Cryer
Lex Luthor (1 eps)
David Harewood
J'onn J'onzz / Martian Manhunter (1 eps)
Osric Chau
Ryan Choi (1 eps)
Ruby Rose
Kate Kane / Batwoman (1 eps)
Stephen Lobo
Jim Corrigan (1 eps)
Ezra Miller
Barry Allen / The Flash (1 eps)
Elizabeth Tulloch
Lois Lane (1 eps)
Melanie Merkosky
Xneen Novu (1 eps)
Raigan Harris
Bianca Bertinelli (1 eps)
Naomi Frenette
Server (1 eps)
Chad Duell
Trevor (1 eps)
Kimi Alexander
Friend (1 eps)
Marcus Aurelio
Bouncer (1 eps)
Navid Charkhi
Bartender (1 eps)
Drummond Macdougall
Victor Bertinelli (1 eps)
Camille Mitchell
Maria Bertinelli (1 eps)
Carolyn Tinglin
Amara Scott (1 eps)
Sea Shimooka
Emiko Queen (1 eps)
Katrina Law
Nyssa al Ghul (1 eps)
Tiahra Allen
Young Sara (1 eps)
Johnny Cuthbert
John Byrne (1 eps)
Marcello Guedes
Young JJ (1 eps)
Jessica Heafey
Marcia Pedowitz (1 eps)
Brandon Routh
Ray Palmer (1 eps)
Caity Lotz
Sara Lance / White Canary (1 eps)
Tyler Hoechlin
Clark Kent / Superman (1 eps)
Venus Terzo
Dr. Schwartz (1 eps)
Hugo Ateo
Alberto Vazquez (1 eps)
Tegan Verheul
Not Felicity (1 eps)
Derek Lowe
Robert Wong (1 eps)
Colin Foo
Proprietor (1 eps)
Malaika Jackson
Sandra Hawke (1 eps)
Shafin Karim
Abdul Nardoc (1 eps)
Josh Pyman
Farzd Qadir (1 eps)
Andrew Chin
Perp (1 eps)
Jason William Day
Officer (1 eps)
Eliza Faria
Zoe Ramirez (1 eps)
Susan Hanson
Evelyn Fairfield (1 eps)
Bill Morris
MacMillan Fairfield (1 eps)
Kyle Mosonyi
Uniform (1 eps)
Alex Bogomolov
Bratva #1 (1 eps)
Uri Burstyn
Russian Bruce Buffer (1 eps)
Romeo Reyes
Manny Jr. (1 eps)
Mike Ennis
Male Party Guest (1 eps)
Matthew Thiessen
Hughes (1 eps)
Bradley Stryker
Vincent (1 eps)
James Drew Dean
Logan Betinelli (1 eps)
Tom Cavanagh
Harrison 'Nash' Wells (uncredited) (1 eps)
Leana Yu
Laughing Woman (1 eps)
Kevin Hansen
Paparazzi #1 (1 eps)
Brad Kelly
Thug (1 eps)
Javier Lacroix
Archibald (1 eps)
William Matzhold
Security Guard (1 eps)
Caitlin McCarthy
Paparazzi #3 (1 eps)
Anoop Randhawa
Paparazzi #2 (1 eps)
Jack Moore
William (1 eps)
Aiden Stoxx
Young Connor Hawke (1 eps)