Plus a clip from the Batman TV Blu-Ray.
Executive Producers Andrew Kreisberg and Greg Berlanti talk about the villains as well as the DC Comics comic book.
The shows producers talk Easter Eggs and also the main villain and nemesis.
"A warm and fiery welcome to the Flash family!"
Katrina Law returns to Arrow.
John Barrowman returns to Arrow.
Swift safe service?
EP Andrew Kreisberg shows off the cool clapboard.
Arrow EP Andrew Kreidberg responds as well.
Porter talks villains. Kreisberg and Gustin talk Flash and Superman.