When does Batman: The Long Halloween return?

The film is directed by Chris Palmer and stars the voices of Jensen Ackles, Naya Rivera, Josh Duhamel, Billy Burke, Troy Baker, Amy Landecker, Julie Nathanson, Jack Quaid, Fred Tatasciore and Alastair Duncan. It is the 42nd film of the DC Universe Animated Original Movies, with both parts serving as the third and fourth installments of the Tomorrowverse. In both parts of the film, Batman attempts to unravel the mystery of murders committed on holidays throughout the year.