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.
You can now watch Batman and Harley Quinn online on the following streaming providers in the United States.
| Production | Michael Uslan | Executive Producer |
| Production | Benjamin Melniker | Executive Producer |
| Production | Alan Burnett | Co-Producer |
| Writing | Bruce Timm | Screenplay |
| Production | Bruce Timm | Executive Producer |
| Writing | Bruce Timm | Story |
| Directing | Sam Liu | Director |
| Production | Sam Register | Executive Producer |
| Writing | James Krieg | Screenplay |
| Sound | Kristopher Carter | Music |
| Editing | Christopher D. Lozinski | Editor |
| Writing | Paul Dini | Characters |
| Sound | Lolita Ritmanis | Music |
| Sound | Michael McCuistion | Music |
| Production | Wes Gleason | Casting |
