Excuse us while we geek out!
The site reports that Brandon Routh (Ray Palmer/The Atom), Wentworth Miller (Leonard Snart/Captain Cold), Victor Garber (Martin Stein/Firestorm), and Caity Lotz (Sara Lance/Black Canary) are all in talks to star. Though, Caity‘s involvement is unknown since technically her character was killed off Arrow this season.
Also, considering Victor is only one half of Firestorm, it would make sense for Robbie Amell to sign on too. We can’t wait to find out!
Executive producer Greg Berlanti confirmed the news of a spin-off on Twitter: