Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.
Trachtenberg began her career as child actor, notably starring in the big screen adaptation of "Harriet the Spy" in 1996.
Michelle Trachtenberg, the actor best known for "Gossip Girl," "Ice Princess" and "Buffy the Vampire Slayer," died at age 39.
Louisville, KY event will take place in September and also feature sets from Sleep Token, Breaking Benjamin and A Perfect ...