The cast for the crossover will consist of characters from Arrow, The Flash, DC’s Legends of Tomorrow, Supergirl, Batwoman, and even some characters from Black Lightning, making their debut in the Arrow-verse.
Elizabeth Tulloch (Supergirl, Grimm) has shared a new behind-the-scenes photo with fellow Lois Lane star Erica Durance (Smallville, Supergirl) as the two film The CW’s epic Arrowverse crossover Crisis on Infinite Earths.
Part 2 will hit Batwoman on December 9, before The Flash takes part 3 on December 10.
Then on January 14, 2020, Arrow and DC’s Legends of Tomorrow will wrap up the crossover.