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Celebrities

Michelle Trachtenberg's costars & fans react with an outpouring of love following news of her death

Alberto E. Rodriguez/Getty Images

Actress Michelle Trachtenberg attends an event on November 30, 2017 in Los Angeles, California.

Costars and fans are mourning the loss of the star of Buffy, Gossip Girl, and Ice Princess.

Ariel Messman-Rucker

Ariel Messman-Rucker is an Oakland-born journalist who now calls the Pacific Northwest her home. When she’s not writing about politics and queer pop culture, she can be found reading, hiking, or talking about horror movies with the Zombie Grrlz Horror Podcast Network.

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Ariel Messman-Rucker

February 26 2025 2:14 PM EST

February 27 2025 12:02 PM EST

Michelle Trachtenberg's fans and costars are reacting to news that the beloved Buffy the Vampire Slayer star was found dead at age 39 by her mother.

According to reporting from Out, Trachtenberg — who had just recently undergone a liver transplant — was found dead "around 8 a.m. Wednesday at One Columbus Place, a 51-story luxury apartment complex in Manhattan’s Central Park South neighborhood."

Upon news of Trachtenberg’s death, fans and costars like Sarah Michell Gellar, Alyson Hannigan, David Boreanaz, Ed Westwick, and Rosie O'Donnell immediately began flocking to social media to offer condolences and celebrate the actress for the iconic roles she played that left an imprint on their lives.

O'Donell, who starred alongside Trachtenberg in Harriet the Spy, released a statement calling her death "heartbreaking," People reports.

"I loved her very much. She struggled the last few years. I wish I could have helped," she said.

Fans pointed out that Trachtenberg started her career as a child actress, where she stole fans’ hearts in The Adventures of Pete & Pete and Harriot the Spy before taking on more adult roles.

She is best remembered by the LGBTQ+ community for her role as the titular character’s little sister, Dawn, on Buffy, but also attracted fans for her starring turn on Gossip Girland movies like Ice Princess, EuroTrip, and Black Christmas.

Scroll through to see fans and costars reacting to the news of Trachtenberg's death.