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 lead tributes to Gossip Girl and Harriet the Spy star - Kim Cattrall, Kenan Thompson and ...

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

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

Louise Fitzhugh’s 1964 children’s novel Harriet the Spy was brought to life in a 1996 movie of the same name. Harriet ...

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

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

Rosie O’Donnell has broken her silence over the death of her “Harriet the Spy” co-star Michelle Trachtenberg. The “A League ...

Rosie O’Donnell has claimed that her former co-star Michelle Trachtenberg was “struggling” before her death.

A screenshot of Michelle Trachtenberg from 'The Rosie O'Donnell Show'; (R) Michelle Trachtenberg poses before the 2007 Filmmakers' Tribute Dinner (Cover Image Source: YouTube | The Rosie O'Donnell ...

No cause of death has been released, though Trachtenberg’s passing is not being treated as suspicious, according to reports ...