Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.

Hollywood is paying tribute to Michelle Trachtenberg. The actor who starred in 'Harriet the Spy,' 'Buffy the Vampire Slayer' and 'Gossip Girl' died at 39.

Ed Westwick is mourning the death of his Gossip Girl costar Michelle Trachtenberg. Westwick, who played the sleazy Chuck Bass on the CW show for six seasons, shared his condolences for the late actress,