Preview trailer and screencaps for Day 2 of "Crisis on Earth-X"
The Flash, Supergirl, Arrow, and DC's Legends of Tomorrow will be teaming up for an Invasion.
It appears that The Flash's crossover episode for Season 3 will be directed by Dermott Downs.
New Zealand promo trailer for The Flash episode titled "Legends of Today"
Screen captures from a preview clip for "Legends of Today," Part 1 of the Flash/Arrow crossover for 2015
Preview images for "Legends of Today," Part 1 of the 2015 Flash/Arrow crossover setting up Legends of Tomorrow
Screen captures from the extended promo trailer for Part 1 of the 2015 Flash/Arrow crossover, "Legends of Today."
Trailer for Part 1 of the upcoming crossover between Arrow and The Flash, "Legends of Today"
Official description for Part 1 of the Arrow, Flash, and Legends of Tomorrow crossover event, titled "Legends of Today."
Official photos from the Flash episode "The Darkness and the Light"