The 10-episode fourth season will launch on Thursday, July 27. New episodes will be released weekly every Thursday.
The third season concluded with Poison Ivy poised to lead the Legion of Doom for Lex Luthor, while Harley teamed up with the Bat-Family in the wake of Bruce Wayne's incarceration for tax evasion.
The voice cast features Kaley Cuoco, Lake Bell, Alan Tudyk, Ron Funches, Tony Hale, Jason Alexander, Diedrich Bader and James Adomian.
Justin Halpern, Patrick Schumacker and Dean Lorey developed the series based on the DC Comics characters. They executive produce with Cuoco, Sam Register, Jessica Goldstein, Chrissy Pietrosh and Jennifer Coyle. Warner Bros. Animation, DC Entertainment, Delicious Non-Sequitur and Yes, Norman Productions produce.
In addition to the upcoming fourth season, the Harley Quinn spinoff Kite Man: Hell Yeah! (fka Noonan's) is also set to premiere sometime this year.
