Michelle Trachtenberg, the actor known for “Gossip Girl,” “Buffy the Vampire Slayer” and “Harriet the Spy” died Wednesday.

Gellar's tribute to her late costar echoes a monologue she delivered in the supernatural drama's season 5 finale.

Michelle Trachtenberg, the actress who rose to fame as a child star with films like “Harriet the Spy” and went on to have ...

Cast members of "Buffy the Vampire Slayer," "Gossip Girl" and more are remembering their co-star Michelle Trachtenberg​ after ...

Michelle Trachtenberg's cause of death was ruled "undetermined" by the Office of Chief Medical Examiner in New York City, Fox ...

Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.

Although Trachtenberg never appeared on the Buffy the Vampire Slayer spinoff Angel, several stars from the show also paid ...

Michelle Trachtenberg, star of film and television projects like 'Gossip Girl' and 'EuroTrip,' has died at the age of 39, ...

The cast of Buffy the Vampire Slayer has paid tribute to their former co-star Michelle Trachtenberg, who died yesterday ...

Michelle Trachtenberg, the actor best known for film and television roles including “Gossip Girl” and “Buffy the Vampire ...

Buffy the Vampire Slayer fans rejoiced when, on Feb. 3, it was announced that the fan-favorite supernatural series would be ...