Arleen Sorkin, the original voice of Batman villain Harley Quinn, has passed away at the age of 67.The death was announced by her friend and fellow voice actor Neil Kaplan who took to X, formerly known as Twitter, to share the news with the world. Alongside an image of Arleen and an image of her as the Harley Quinn character, Neil wrote: "It broke my heart to hear… the original voice of Harley Quinn, Arleen Sorkin has passed away. I adored her work as HQ & as Calliope in Days of Our Lives." The news has sent shockwaves through the world of entertainment as tributes have poured in from former colleagues to fans.The cause of her death is yet to be revealed.