1. DC Comics
1.1. American Comic Book
1.2. Warner Bros
1.2.1. one of the largest and most successful companies operating in American comic books
2. Character
2.1. a fictional character appearing in American comic books published by DC Comics
2.1.1. Batman: The Animated Series
2.1.2. featured in Batman: Assault on Arkham
2.1.3. Batman Beyond: Return of the Joker.
2.2. Harleen Frances Quinzel, M.D.
2.2.1. character was originally voiced by Arleen Sorkin in various tie-ins to the DC animated universe
2.2.2. appears in the first episode of the web series Justice League: Gods and Monsters Chronicles
2.3. Films
2.3.1. Batman Triumphant
2.3.2. Justice League: Crisis on Two Earths
2.3.3. Suicide Squad (2016)
2.3.3.1. Harley Quinn will appear in the film Suicide Squad currently set to be released on August 5, 2016. Quinn will be portrayed by Margot Robbie.
2.3.3.2. The Suicide Squad is a secret government agency who recruits imprisoned super-villains to execute dangerous black ops missions in exchange for clemency.
3. The Joker
3.1. Meeting the Joker, the young doctor became obsessed with the crazed criminal's warped mind. Sensing opportunity, the Joker manipulated her, driving his therapist so mad that he was able to control her. Harleen fell in love with the villain, broke him out of Arkham and devoted her life to making him happy and spreading his bloody brand of mayhem.
4. Figurings
4.1. designs from current Harley Quinn writer and cover artist Amanda Connor
5. DC Extended Universe
5.1. Suicide Squad
5.1.1. The character will be making her cinematic debut in the upcoming 2016 film Suicide Squad, which is set within the DC Extended Universe, portrayed by actress Margot Robbie. On May 16, 2016, It was reported that Warner Bros is working on a movie focused on DC Comics' female heroes and villains and that Robbie would not only reprise her role as Harley Quinn as she will also produce the film
5.1.2. A secret government agency recruits imprisoned supervillains to execute dangerous black ops missions in exchange for clemency and rescue the world from a powerful threat