Michelle Trachtenberg’s death at just 39 has hit hard. Fans, friends, and former co-stars are all mourning. According to the NYPD, she was found “unconscious and unresponsive” in her Manhattan apartment on Wednesday, Feb. 26, and was pronounced dead at the scene.
She started acting as a toddler
Michelle began acting early, landing commercials at age 3. From there, things took off — she starred in Harriet the Spy and later, Buffy the Vampire Slayer and Gossip Girl. Born in NYC on Oct. 11, 1985, acting quickly became her world. One of her first major roles was in 14 episodes of The Adventures of Pete & Pete.
Buffy the Vampire Slayer changed everything for her
Michelle became widely known after joining Buffy in season 5 as Dawn Summers — Buffy’s younger sister. Dawn wasn’t just an ordinary sibling; she was a mystical “key” disguised as a human. The season ended with Buffy sacrificing herself to save her. Michelle remained a regular until the show ended in 2003.
Her career continued to thrive
After Buffy, Michelle kept landing major roles — Gossip Girl, Eurotrip, Ice Princess, and 17 Again. She played Georgina Sparks in 28 episodes of Gossip Girl from 2007 to 2012, then recently reprised the role in the 2023 reboot on Max.
James Marsters shared a heartfelt tribute
Marsters, who played Spike on Buffy, issued a statement to PEOPLE:
“My heart is heavy today. We have lost a beautiful soul,” he said. “Michelle was fiercely intelligent, howlingly funny, and a very talented person. She died much too young and leaves behind scores of people who knew and loved her.”
The 62-year-old actor added, “My heart goes out to her family. I hope everyone can give them space to heal. Godspeed, Michelle. You are missed.”
More Buffy cast members shared their sorrow
David Boreanaz (Angel) reacted on Instagram, writing, “So very sad … horrible news. RIP and prayers to her and her family.”
Emma Caulfield (Anya) honored her on Instagram Stories: “I’m so sorry your bright light died so young. Our Buffy family lost a little sister today… Rest in peace, lovely Mish Mish. You were loved.”
Alyson Hannigan (Willow) posted, “I am deeply saddened by the news of Michelle’s passing. She brought a loving energy to the set of Buffy. My thoughts are with Michelle’s family and friends.”
Clare Kramer (Glory) also wrote via Instagram: “Peace out little one.✌️🧿⚡️💔 A talented & kind soul gone way too soon!💧You’re free to fly now… 🕊️.”
Sarah Michelle Gellar shared a touching tribute
Michelle remained friends with many Buffy castmates, especially Sarah Michelle Gellar. In January, she shared a throwback photo of them on Instagram with the caption: “Slay all day! Always loved this twinning photo of us! #buffy #dawn 🤪 #sister #womancrushwednesday @sarahmgellar 💙💙💋”
Paying tribute, Sarah took to social media to share a series of photos with Michelle, writing:
“Michelle, listen to me. Listen. I love you. I will always love you. The hardest thing in this world is to live in it. I will be brave. I will live… for you.”
Her emotional tribute quickly drew thousands of likes within minutes.
Hollywood stars shared their condolences
Kenan Thompson, who worked with her on Nickelodeon, shared a video of them together, writing, “Our first Nick movie star has departed us!! She was my friend and now she rests!!”
Kim Cattrall, her Ice Princess co-star, posted on X, “This is heartbreaking. So talented, much too young. RIP Sweet Beauty. Xo.”
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Her childhood co-stars paid tribute
Rosie O’Donnell, who worked with her on Harriet the Spy, told US Weekly, “I loved her very much. She struggled the last few years. I wish I could have helped.”
Melissa Joan Hart (Clarissa Explains It All) shared an old scene of them on Instagram, writing, “I think this was about 1992… Michelle was nothing like her character, and even this young, we got along wonderfully.”
Gossip Girl cast members honored her
Blake Lively (Serena van der Woodsen) left a heartfelt Instagram story.
Ed Westwick (Chuck Bass) also wrote on Instagram Stories, “So sad to hear of the passing of @MichelleTrachtenberg sending prayers.”
Melissa Rivers, a close friend, posted, “I’m deeply saddened by the sudden passing of my friend Michelle. She made me laugh every day with the silly posts we would send to each other.”
Cause of death remains unknown
The NYPD confirmed Michelle’s passing on Feb. 26. Officers found her “unconscious and unresponsive” in her Manhattan apartment around 8 a.m. She was pronounced dead at the scene.
“Criminality is not suspected,” they stated. “The Medical Examiner will determine the cause of death. The investigation remains ongoing.”
Michelle’s impact on television is undeniable
20th Television, the studio behind the new Buffy reboot, issued a statement:
“Michelle touched a generation of television fans throughout her career, including in her unforgettable role as the independent and strong-willed Dawn Summers in Buffy. She brought depth, heart, and authenticity to every performance and will be remembered for her remarkable talent.”
Her legacy lives on
Her passing comes as a Buffy the Vampire Slayer sequel is reportedly moving closer to a pilot order on Hulu, with Sarah Michelle Gellar in talks to return. It’s unclear if Michelle had any involvement in the project.