Blake Lively, Trachtenberg's ”Gossip Girl" co-star, on Instagram. “Rest in peace sweet Michelle” — Kim Cattrall on Instagram.

Michelle Trachtenberg’s mother spoke to her the night before she died, according to reports. The Gossip Girl star’s mother ...

Buffy and Gossip Girl cast members are responding to news their friend and colleague Michelle Trachtenberg died on Wednesday.

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