In a statement provided to Entertainment Weekly on Wednesday, O'Donnell said of Trachtenberg, "I loved her very much. She struggled the last few years. I wish I could have helped.

O’Donnell and Trachtenberg appeared together in the 1996 film “Harriet the Spy,” the late actor’s first leading role.

Rosie O’Donnell has broken her silence over the death of her “Harriet the Spy” co-star Michelle Trachtenberg. The “A League of Their Own” star, 62, called Trachtenberg’s sudden passing “heartbreaking.

Rosie O'Donnell in the 1996 movie News of Michelle Trachtenberg’s tragic death on Feb. 26 at the age of 39 is bound to hit fans of Harriet the Spy particularly hard. The actress was just 10 years old when she made her film debut in the 1996 movie based on the beloved 1964 children’s novel,

Louise Fitzhugh’s 1964 children’s novel Harriet the Spy was brought to life in a 1996 movie of the same name. Harriet (Michelle Trachtenberg) is a precocious sixth-grader who’s destined to be a super-sleuth.

Rosie O'Donnell, who co-starred alongside Michelle Trachtenberg in Harriet The Spy, gave a statement to People after the unexpected death of the actress, who was 39. O'Donnell, 62, said in a statement on Wednesday, February 26 that learning of the Gossip Girl actress' passing was "heartbreaking."

Rosie O’Donnell reacted to the death of actress Michelle Trachtenberg, her costar in the 1996 movie ‘Harriet the Spy’

Michelle Trachtenberg reportedly “struggled” in the years before her death. After the actress was found unresponsive in her New York City apartment Wednesday at the age of 39, her Harriet the Spy co-star Rosie O’Donnell gave insight in the star’s final years as she mourned the “heartbreaking” loss.

O’Donnell was Trachtenberg’s A-list co-star in Harriet the Spy, the 1996 kids movie that marked Trachtenberg’s first major film role (she was just 10 when filming began). O’Donnell played “Ole Golly,” a nanny and mentor to Harriet, the precocious snoop and writer played by Trachtenberg.

Fans mourning the loss of Michelle Trachtenberg following her death Wednesday at the age of 39 are revisiting some of her most beloved works, among them, Harriet the Spy. Before the actress became known as Dawn Summers on Buffy the Vampire Slayer and Georgina Sparks on Gossip Girl,