Kim Cattrall, Blake Lively, and numerous more celebrities are posting tributes for Michelle Trachtenberg after news broke that the star had died at 39 on Feb. 26, 2025. “It is with great sadness to confirm that Michelle Trachtenberg has passed away.

PEOPLE confirmed the late actress' sudden death at age 39 Michelle Trachtenberg's sudden death is being felt across Hollywood. Several celebrities paid tribute to the Gossip Girl alum after the NYPD confirmed her death at age 39 to PEOPLE on Feb.

Kim Cattrall paid tribute to Michelle Trachtenberg following her death at age 39. “Rest in peace sweet Michelle ,” Cattrall, 68, wrote via Instagram on Wednesday, February 26, alongside a photo of her and Trachtenberg from their film Ice Princess.

Blake Lively, Sarah Michelle Gellar, David Boreanaz, Ed Westwick, Kim Cattrall, Kenan Thompson, Melissa Joan Hart and more shared tributes to Trachtenberg.

Stars including Kim Cattrall, Rosie O'Donnell, Ed Westwick, and more react to Michelle Trachtenberg's untimely death.

News of Michelle Trachtenberg's death prompted tributes from her friends and former "Buffy," "Harriet the Spy," and "Gossip Girl" costars.

Michelle Trachtenberg's co-stars and fellow celebrities are speaking out after the "Gossip Girl" and "Harriet the Spy" star was found dead Wednesday.

Rosie O’Donnell, who starred alongside Trachtenberg in the starlet’s first movie, the Nickelodeon-produced 1996 film adaptation of the children’s novel “Harriet the Spy,” called the actress’ death “heartbreaking.”

Kim Cattrall paid tribute to Michelle Trachtenberg following her death at age 39. “Rest in peace sweet Michelle ,” Cattrall, 68, wrote via Instagram on Wednesday, February 26, alongside a ...

Michelle Trachtenberg's sudden death is being felt ... Sex and The City alum, Kim Cattrall, also made a brief statement about Trachtenberg's death.