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

Michelle Trachtenberg underwent a liver transplant shortly before her death at age 39, a source told NBC New York. It’s not known if the “Gossip Girl” actor suffered complications from the transplant.

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

The cause and manner of Michelle Trachtenberg's death are undetermined, according to the New York City Office of the Chief Medical Examiner.

Michelle Trachtenberg’s family declined an autopsy of the Gossip Girl alum’s body. She was pronounced dead Feb. 26 after being discovered unresponsive in her New York apartment.

Former cast members of “Buffy the Vampire Slayer,” “Gossip Girl” and more are remembering their co-star Michelle Trachtenberg ...

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

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

Michelle Trachtenberg’s former “Buffy the Vampire Slayer” costar Sarah Michelle Gellar is looking back at their time together ...

Blake Lively, Sarah Michelle Gellar and other stars remembered Trachtenberg’s work ethic and friendship in social media posts ...

Michelle Trachtenberg, known for her roles in "Buffy the Vampire Slayer" and "Gossip Girl," has died at the age of 39. Co-star Blake Lively and others paid tribute to her as details about her sudden ...