The CW has released an "Inside: Invasion!" video and a preview clip for tonight's episode of The Flash.
Preview trailer for the Flash episode "Invasion!" - part of the "Heroes v Aliens" crossover
The CW has created a behind-the-scenes video for The Flash portion of the "Heroes v Aliens" crossover.
Preview images for the Flash portion of The CW's four-show "Invasion!" crossover.
The CW has released their official description for The Flash's role in the four-part "Invasion!" crossover.