Title: Harley Quinn
Content: Harley Quinn appears in Lego Batman: The Videogame, with her sound effects provided by Grey DeLisle. She appears as an enemy of Batman, a 1st deputy of the Joker, and the second boss of Chapter 3 "The Joker's Return". Harley Quinn in Lego Batman is a playable character, can be unlocked through the villain levels and carries a pistol and her giant mallet. She is one of three bosses that later appear as minibosses, the other two being Two-Face and Catwoman. ; Harley Quinn appears in Lego Batman 2: DC Super Heroes, voiced by Laura Bailey. She first appears as the first miniboss 
Title: The Lego Batman Movie
Content:  could defend itself without Batman. She eventually comes to trust Batman and becomes Batgirl. ; Ralph Fiennes as Alfred Pennyworth: The Wayne family's butler, and Bruce's parent figure and only confidant. Fiennes later reprised his role in The Lego Movie 2. Jenny Slate as Harley Quinn, The Joker's girlfriend and accomplice. ; Héctor Elizondo as James Gordon, the retired police commissioner of Gotham and Barbara's father. ; Ellie Kemper as Phyllis, the gatekeeper of the Phantom Zone. ; Mariah Carey as Mayor McCaskill, the mayor of Gotham. ; Lauren White as Chief O'Hara, the police chief of Gotham. ; Todd Hansen and Chris McKay respectively as Captain Dale 
Title: Harley Quinn
Content:  Arkham, voiced by Hynden Walch. ; Harley Quinn appears in Lego DC Comics Super Heroes: Justice League: Gotham City Breakout with Tara Strong reprising her role. ; Harley Quinn appears in The Lego Batman Movie, voiced by Jenny Slate. ; Harley Quinn appears as the main protagonist in Batman and Harley Quinn, voiced by Melissa Rauch. ; Dr. Harleen Quinzel appears in Batman vs. Two-Face, voiced by Sirena Irwin. She is the assistant to Hugo Strange, who reciprocates the Joker's flirting. In a Blu-ray exclusive bonus scene, Quinzel, dressed as Harley Quinn, busts the Joker out of prison. ; Harley Quinn appears in DC Super Heroes vs. Eagle Talon, voiced by Kang Ji-young. ; 
Title: Lego Batman: The Movie – DC Super Heroes Unite
Content: Troy Baker as Bruce Wayne / Batman, Two-Face, Brainiac ; Travis Willingham as Kal-El/Clark Kent / Superman ; Christopher Corey Smith as Joker ; Clancy Brown as Lex Luthor ; Laura Bailey as Harley Quinn, Poison Ivy, Wonder Woman ; Brian Bloom as Victor Stone / Cyborg ; Steve Blum as Bane, Penguin ; Cam Clarke as Hal Jordan / Green Lantern, J'onn J'onzz / Martian Manhunter ; Townsend Coleman as Commissioner James Gordon ; Rob Paulsen as Riddler ; Charlie Schlatter as Barry Allen / Flash, Tim Drake / Robin ; Katherine Von Till as Catwoman, Batcomputer ; Erin Shanagher as Vicki Vale 
Title: The Lego Batman Movie (Lego theme)
Content:  In August 2015, Zach Galifianakis entered final negotiations to voice the Joker. In October 2015, Rosario Dawson was cast to voice Barbara Gordon, the daughter of police commissioner James Gordon who later becomes the crime-fighting heroine Batgirl. The following month, Ralph Fiennes was cast as Alfred Pennyworth, Bruce Wayne's butler. Mariah Carey, although initial reports indicated she was playing Commissioner Gordon, was actually cast as Mayor McCaskill. The first trailer for the film was released on March 24, 2016, followed by a second on March 28 the same year. The film was released in the United States on February 10, 2017. The score was composed by Lorne Balfe.
Title: Lego Batman
Content:  Lego DC Comics Super Heroes: Justice League – Attack of the Legion of Doom is an computer-animated comedy film based on the Lego and DC Comics brands, which was released on August 25, 2015 on Blu-ray, DVD and Digital HD. This is the fourth Lego DC Comics film following Lego Batman: The Movie – DC Super Heroes Unite, Lego DC Comics: Batman Be-Leaguered and Lego DC Comics Super Heroes: Justice League vs. Bizarro League. Actors from various (also copyrighted) DC properties reprise their respective roles, including Mark Hamill as The Trickster, Nolan North as Superman, Khary Payton as Cyborg, John DiMaggio as The Joker, Josh Keaton as Green Lantern, Kevin Michael Richardson as Black Manta, Grey Griffin as Lois Lane and Tom Kenny as The Penguin. The film received generally positive reviews, with praise for the animation, action, and humor, although some criticized the consumerism in the film.
Title: The Lego Batman Movie
Content: Will Arnett as Bruce Wayne / Batman: A billionaire by day and superhero by night, who defends Gotham City from crime. Arnett also voiced the character in The Lego Movie and later reprised his role in its sequel. ; Zach Galifianakis as Joker: A clown-themed villain in Gotham City and Batman's archenemy, who defines himself by his conflict with him. ; Michael Cera as Dick Grayson / Robin: An orphan who is adopted by Bruce Wayne, and becomes a sidekick to Batman. ; Rosario Dawson as Barbara Gordon / Batgirl: The newly-elected police commissioner of Gotham, who hopes to restructure the Gotham City Police Department so that the 
Title: List of The Lego Movie characters
Content:  Harley Quinn (voiced by Jenny Slate in The Lego Batman Movie, Margot Rubin in The Lego Movie 2: The Second Part, Tara Strong in Lego Dimensions) is Joker's girlfriend and she is madly in love with him. She helps him when he has a plan. She appears in The Lego Movie 2: The Second Part where she is listed as a Master Builder. Her appearance is similar to the depiction of Harley Quinn that is seen in Suicide Squad. When Emmet is looking for help to rescue his friends from General Sweet Mayhem, Harley Quinn stated that any plans to rescue them from the aliens would be a "suicide mission."
Title: The Lego Batman Movie
Content:  Pilot Bill, the two pilots of the airplane hijacked by the Joker at the beginning of the film. ; Brent Musburger, Ralph Garman, and Chris Hardwick make cameo appearances as three unnamed reporters, while ; Mark Jonathan Davis as a fictionalized version of himself (his character Richard Cheese also appears through the use of archival recordings). Green Lantern by Jonah Hill (also reprising his role from The Lego Movie), and the Flash by Adam DeVine. ; Channing Tatum as Superman( reprising his role from "The Lego Movie" and would return for its sequel)   Several actors voice the various villains from Batman's rogues gallery, including Billy Dee Williams as 
Title: Harley Quinn
Content:  appears in The Lego Movie 2: The Second Part, voiced by Margot Rubin. ; Harley Quinn appears in Justice League vs. the Fatal Five, voiced by an uncredited Tara Strong. ; Harley Quinn appears in Batman vs. Teenage Mutant Ninja Turtles, with Tara Strong reprising her role. Harley is first introduced as an inmate at Arkham, who mocks Shredder from inside her cell. After the Joker frees her, she is mutated into a crazy and anthropomorphic hyena and assists her lover in fighting the Bat-family and the Turtles. She is knocked out by a crazed and mutated Batman, and abandoned by the Joker as he attempts to escape. She was presumably demutated by the 

Question: who plays harley quinn in the lego batman movie?
Answer: Jenny Slate.