Actress Michelle Trachtenberg has died at the age of 39.
The American actress, best known for her roles in Buffy the Vampire Slayer and Gossip Girl, was found dead in a New York City apartment on Wednesday.
Trachtenberg was discovered at One Columbus Place, a 51-storey luxury apartment complex on Central Park South at around 8am on Wednesday morning.
Police in Manhattan said they found the actress "unconscious and unresponsive" after responding to an emergency call.
Trachtenberg has died aged 39
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The 39-year-old was "pronounced deceased at the scene".
"Criminality is not suspected," the NYPD continued in a statement.
"The medical examiner will determine the cause of death. The investigation remains ongoing," they added.
Born in New York on 11 October 1985, Trachtenberg began her acting career at just three years old, appearing in commercials.
Trachtenberg starred in Buffy the Vampire Slayer alongside Sarah Michelle Gellar and Seth Green
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She first gained recognition on Nickelodeon's The Adventures of Pete & Pete before landing her breakthrough role as Dawn Summers in Buffy the Vampire Slayer.
Trachtenberg joined the popular supernatural teen drama in its fifth season as the younger sister of Sarah Michelle Gellar's character.
The actress would be nominated for a Daytime Emmy Award, among others, for her role in Buffy.
She later found further success portraying the manipulative Manhattan socialite Georgina Sparks in Gossip Girl, which ran from 2007 to 2012.
The actress had been a familiar face on TV from a young age
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Trachtenberg's character in Gossip Girl regularly feuded with Blake Lively's Serena Van Der Woodsen and Leighton Meester's Blair Waldorf.
Her film credits included Eurotrip and Ice Princess, as well as starring in Harriet the Spy at age 10.
Her last professional credits were as an executive producer and host of the true-crime docuseries Meet, Marry, Murder in 2021.
No statement has yet been released by her representatives regarding her death.
