Michelle Trachtenberg got emotional about starring in 'Harriet the Spy' with Rosie O'Donnell on the film's 25th anniversary.

Blake Lively, Rosie O'Donnell and other Hollywood figures are paying tribute to Michelle Trachtenberg, who died at 39.

Michelle Trachtenberg was found in her New York City apartment, and the death is not believed to be suspicious, police said.

Michelle Trachtenberg, the actress who rose to fame as a child star with films like “Harriet the Spy” and went on to have ...

Rosie O’Donnell has reacted to the death of her Harriet the Spy costar Michelle Trachtenberg, who died at the age of 39.

Rosie O’Donnell paid tribute to her former co-star, Michelle Trachtenberg, who was found dead in her New York City apartment ...

Trachtenberg first rose to fame as a child star in the 1996 movie Harriet the Spy. Her Hollywood career continued when she ...

Michelle Trachtenberg's death Wednesday left her former co-stars like Rosie O'Donnell, Melissa Gilbert and Kenan Thompson ...

Michelle Trachtenberg's death Wednesday left her former co-stars like Blake Lively, Rosie O'Donnell, Melissa Gilbert and ...

Michelle Trachtenberg, child actor in "Harriet the Spy" who went on to TV roles in "Buffy the Vampire Slayer" and "Gossip ...

O’Donnell was Trachtenberg’s A-list co-star in Harriet the Spy, the 1996 kids movie that marked Trachtenberg’s first major ...