Invasion!
The Flash asks Green Arrow for help when aliens attack Central City, but when they realize that won't be enough, they track down the Legends of Tomorrow and Supergirl in on the battle.
Casts & Crew
Grant Gustin
Barry Allen/The Flash
Stephen Amell
Oliver Queen/Green Arrow
Caity Lotz
Sara Lance/White Canary
Melissa Benoist
Kara Danvers/Supergirl
Brandon Routh
Ray Palmer/The Atom
David Ramsey
John Diggle/Spartan
Emily Bett Rickards
Felicity Smoak/Overwatch
Willa Holland
Thea Queen/Speedy
Carlos Valdes
Cisco Ramon/Vibe
Danielle Panabaker
Caitlin Snow
Franz Drameh
Jefferson "Jax" Jackson/Firestorm
Victor Garber
Martin Stein/Firestorm
Dominic Purcell
Mick Rory/Heatwave
Christina Brucato
Lily Stein
Nick Zano
Nate Heywood/Steel
Amy Pemberton
Gideon
Candice Patton
Iris West
Keiynan Lonsdale
Wally West
Tom Cavanagh
Harrison "H.R." Wells
Jesse L. Martin
Joe West
Echo Kellum
Curtis Holt/Mr. Terrific
Paul Blackthorne
Quentin Lance
Maisie Richardson-Sellers
Amaya Jiwe/Vixen
