Flash vs. Arrow (Crossover)

Flash vs. Arrow is the name of the first Arrowverse crossover between and ​​​​​. It began December 2, 2014, and finished on December 3, 2014.

Cast

 * Cynthia Addai-Robinson as Amanda Waller
 * Robbie Amell as Ronnie Raymond
 * Stephen Amell as The Arrow (Oliver Queen)
 * Audrey Marie Anderson as Lyla Michaels
 * Paul Anthony as Rainbow Raider (Roy Bivolo)
 * Paul Blackthorne as Quentin Lance
 * Katie Cassidy as Laurel Lance
 * Tom Cavanagh as Harrison Wells (Eobard Thawne)
 * Rick Cosnett as Eddie Thawne
 * Grant Gustin as The Flash (Barry Allen)
 * Colton Haynes as Arsenal (Roy Harper)
 * Willa Holland as Thea Queen
 * Anna Hopkins as Samantha Clayton
 * Jesse L. Martin as Joe West
 * Danielle Panabaker as Caitlin Snow
 * Candice Patton as Iris West
 * David Ramsey as John Diggle
 * Emily Bett Rickards as Felicity Smoak
 * Patrick Sabongui as David Singh
 * Nick Tarabay as Captain Boomerang (Digger Harkness)
 * Carlos Valdes as Cisco Ramon