Michelle Trachtenberg, known for her roles in "Buffy" and "Gossip Girl," has sadly passed away.

Michelle Trachtenberg was born in 1985 in New York City; her father is originally from Germany, and her mother was born in the USSR. Michelle is fluent in Russian. She began her acting career at the age of three in commercials and later took on roles in children's television series.

Trachtenberg made her feature film debut in 1996 with the movie "Harriet the Spy." She is best known for her roles in the series "Buffy the Vampire Slayer," "Gossip Girl," and "NCIS: Los Angeles," as well as in films like "EuroTrip," "Sleepy Hollow," and "Ice Princess."