Harley Quinn is an American adult animated web television series based on the character of the same name created by Paul Dini and Bruce Timm that premiered on November 29, 2019 on DC Universe. The series is written and executive produced by Justin Halpern, Patrick Schumacker, and Dean Lorey and follows the misadventures of Harley Quinn and her best friend and partner in crime, Poison Ivy, after leaving her ex-boyfriend Joker. ..