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

Mary Beth McAndrews pens a tribute to Michelle Trachtenberg, a star seen in places like 'Buffy the Vampire Slayer' and 'Black ...

Trachtenberg rose to fame as a child star in the 1996 movie Harriet the Spy. She went on to join the cast of Buffy the Vampire Slayer as Sarah Michelle Gellar’s sister, Dawn, and was a fan favorite ...

Trachtenberg starred in a variety of kid-oriented movies and shows, making her film debut in 1996’s “Harriet the Spy.” ...

Michelle Trachtenberg was a wonderful person who died much too young ... so says her "Buffy the Vampire Slayer" costar.

The veteran actress, born in New York and raised in Brooklyn before moving to L.A., moved seamlessly from the big and small ...

Michelle Trachtenberg, the actress known for 'Harriet the Spy,' as well as TV shows like 'Buffy the Vampire Slayer' and ...

Although Trachtenberg never appeared on the Buffy the Vampire Slayer spinoff Angel, several stars from the show also paid tribute to the late actress on social media. “Sending love to Michelle’s ...

Michelle Trachtenberg—the film and television actor known for roles in Buffy The Vampire Slayer, Gossip Girl, Harriet The Spy ...

The actress was found dead in her New York City apartment on Feb. 26. Her former co-stars are honoring her memory on social ...

Nicholas Brendon, Alyson Hannigan, David Boreanaz, and others paid tribute to their former costar after her tragic passing on ...