On Earth-2, with Nazi Germany invading most of Europe and Adolf Hitler seeking magical artifacts, President Franklin D. Roosevelt is asked by Colonel Steve Trevor to get the United States involved by creating a team of superhumans. Consisting of Trevor, Black Canary, Hawkman, Hourman, Jay Garrick / Flash, and led by Wonder Woman, the Justice Society of America is formed.
Stana Katic as Diana / Wonder Woman
Matt Bomer as Barry Allen / The Flash
Omid Abtahi as Carter Hall / Hawkman
Darren Criss as Superman, Superman / Clark Kent / "Shakespeare"
Chris Diamantopoulos as Steve Trevor
Matthew Mercer as Rex Tyler / Hourman
Elysia Rotaru as Dinah Lance / Black Canary
Armen Taylor as Jay Garrick / Flash
Liam McIntyre as King Arthur / Aquaman
Justice Society: World War II is an American animated direct-to-video superhero film produced by Warner Bros. Animation and DC Entertainment. It is the 41st film in the DC Universe Animated Original Movies line. The film is directed by Jeff Wamester and starring the voices of Stana Katic, Matt Bomer, Elysia Rotaru, Chris Diamantopoulos, Omid Abtahi, Matthew Mercer, Armen Taylor, and Liam McIntyre. It tells an original story of the Flash ending up back in time to World War II where he meets the Justice Society of America.