Blake Lively, Sarah Michelle Gellar, David Boreanaz, Ed Westwick, Kim Cattrall, Kenan Thompson, Melissa Joan Hart and more ...

Nicholas Brendon, Alyson Hannigan, Charisma Carpenter, and others also paid tribute to their former costar after her tragic ...

Sarah Michelle Gellar mourned the death of “Buffy the Vampire Slayer" co-star Michelle Trachtenberg in an Instagram post.

News of Michelle Trachtenberg's death prompted tributes from her friends and former "Buffy," "Harriet the Spy," and "Gossip ...

Buffy the Vampire Slayer stars including Alyson Hannigan, David Boreanaz and more break silence over 'horrible' death of ...

Sarah Michelle Gellar is mourning the loss of Michelle Trachtenberg. One day after her Buffy the Vampire Slayer costar died ...

Michelle Trachtenberg's former "Buffy the Vampire Slayer" costar Sarah Michelle Gellar is looking back at their time together ...

Michelle Trachtenberg—best known for her roles on Gossip Girl, Buffy the Vampire Slayer and Harriet the Spy—was found dead in ...

Sarah Michelle Gellar has paid tribute to her former Buffy The Vampire Slayer co-star Michelle Trachtenberg following her ...

Blake Lively, Sarah Michelle Gellar and others who worked with Michelle Trachtenberg remembered the “loving” and “electric” ...

The New York City medical examiner's office said Thursday the cause of death is undetermined for actress Michelle ...

"Buffy the Vampire Slayer" alums posted sweet tributes on social media after learning of Michelle Trachtenberg's death.