Cast members from Buffy the Vampire Slayer, Gossip Girl and more paid tribute to the actress.

Michelle Trachtenberg is being remembered for the positive energy she brought to set by many of the stars she worked with ...

Michelle Trachtenberg's co-stars and fellow celebrities are speaking out after the "Gossip Girl" and "Harriet the Spy" star ...

David Boreanaz and Ed Westwick are among Michelle Trachtenberg's famous castmates who have spoken out following her tragic ...

Rosie O’Donnell, who starred alongside Trachtenberg in Harriet the Spy, told People she “loved her very much. She struggled ...

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

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

The Key’s protectors, however, turned the object into a person — Dawn — assuming that someone who is related by blood to the ...