Gotham City's heroes need a super-villain to fight for justice.

Batman and Nightwing are forced to team with the Joker's sometimes-girlfriend Harley Quinn to stop a global threat brought about by Poison Ivy and Jason Woodrue, the Floronic Man.

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Main Cast: Kevin Conroy, Melissa Rauch, Paget Brewster, Loren Lester, Kevin Michael Richardson, Eric Bauza, Trevor Devall, John DiMaggio, Robin Atkin Downes, Rob Paulsen

Director: Sam Liu

Writers: Bruce Timm, James Krieg

Editor: Christopher D. Lozinski

Cinematographer:

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