A cause of death for Michelle Trachtenberg will remain “undetermined,” according to reports.

Rosie O’Donnell, Trachtenberg’s “Harriet the Spy” costar, issued a statement to US Weekly about her passing, hinting at ...

Michelle Trachtenberg, a former child star who appeared in the 1996 “Harriet the Spy” hit movie and went on to co-star in two ...

Following the heartbreaking news that the “Buffy the Vampire Slayer” star died Wednesday at the age of 39, friends and former colleagues took to social media to honor the late actress.

Former cast members of “Buffy the Vampire Slayer,” “Gossip Girl” and more are remembering their co-star Michelle Trachtenberg ...

Rosie O’Donnell claims Harriet the Spy co-star Michelle Trachtenberg ‘struggled’ before her death - Trachtenberg was found ...

Michelle Trachtenberg was not interested in wading into the legal waters surrounding her Gossip Girl costar Blake Lively in ...

Blake Lively, Sarah Michelle Gellar and others who worked with Michelle Trachtenberg remembered the “loving” and “electric” ...

Nickelodeon coming-of-age film showed what it looked like for young girls to try to understand the world around them.

Michelle Trachtenberg’s cause of death has been ruled "undetermined" by the medical examiner. The actress was 39 when she was ...