Crisis on Infinite Earths

is the sixth annual crossover event. It will air in Fall 2019

The Flash Cast

 * Grant Gustin as Barry Allen/The Flash
 * Candice Patton as Iris West-Allen
 * Danielle Panabaker as Dr. Caitlin Snow/Killer Frost
 * Carlos Valdes as Cisco Ramon/Vibe
 * Hartley Sawyer as Ralph Dibny/Elongated Man
 * Danielle Nicolet as Cecille Horton
 * Tom Cavanagh as Harrison "Sherloque" Wells
 * Jesse L. Martin as Detective Joe West

Supergirl Cast

 * Melissa Benoist as Kara Zor-El/Supergirl
 * Chyler Leigh as Alex Danvers
 * Katie McGrath as Lena Luthor
 * Jeremy Jordon as Winn Schott
 * Jesse Rath as Querl Dox/Brainiac 5
 * Nicole Maines as Nia Nal/Dreamer
 * David Harewood as J'onn J'onzz
 * Mehcad Brooks as Jimmy Olsen/Guardian

Arrow Cast

 * Stephan Amell as Oliver Queen/Green Arrow
 * David Ramsey as John Diggle
 * Emily Bett Rickards as Felicity Smoak
 * Colton Haynes as Roy Harper/Arsenal
 * Sea Shimooka as Emiko Queen/Red Arrow
 * Katie Cassidy Rodgers as Laurel Lance (earth-2) /Black Siren
 * Juliana Harkavy as Dinah Drake/Black Canary
 * Rick Gonzalez as Rene Ramirez/Wild Dog
 * Echo Kellum as Curtis Holt/Mr. Terrific

Legends Cast

 * Brandon Routh as Dr. Ray Palmer/The Atom
 * Caity Lotz as Captain Sara Lance/White Canary
 * Maisie Richardson-Sellers as Charlie
 * Tala Ashe as Zari Tomaz
 * Amy Louise Pemberton as Gideon
 * Nick Zano as Nate Heywood/Steel
 * Dominic Purcell as Mick Rory/Heat Wave
 * Matt Ryan as John Constantine

Batwoman Cast

 * Ruby Rose as Kate Kane/Batwoman