Cast (30)
Grant Gustin
Barry Allen / The Flash
Danielle Panabaker
Dr. Caitlin Snow / Killer Frost
Candice Patton
Iris West-Allen
Jesse L. Martin
Joe West
Tom Cavanagh
Harrison 'Harry' Wells
Carlos Valdes
Cisco Ramon / Vibe
Danielle Nicolet
Cecile Horton
Kayla Compton
Allegra Garcia
Hartley Sawyer
Ralph Dibny / Elongated Man
Brandon McKnight
Chester P. Runk
Patrick Sabongui
David Singh
Keiynan Lonsdale
Wally West / Kid Flash
Jessica Parker Kennedy
Nora West-Allen / XS
Rick Cosnett
Eddie Thawne
Michelle Harrison
Nora Allen
Morena Baccarin
Gideon (voice) (uncredited)
John Wesley Shipp
Henry Allen
Jon Cor
Mark Blaine / Chillblaine
Stephanie Izsak
Officer Daisy Korber
Tom Felton
Dr. Julian Albert
Victoria Park
Kamilla Hwang
Carmen Moore
Kristen Kramer
Violett Beane
Jesse Wells
Teddy Sears
Jay Garrick
Tony Todd
Zoom (voice)
Chris Klein
Orlin Dwyer / Cicada
Kim Suzanne Engelbrecht
Marlize DeVoe / The Mechanic
Wentworth Miller
Leonard Snart / Captain Cold
Tobin Bell
Savitar (voice) (uncredited)
Robbie Amell
Ronnie Raymond / Firestorm