Hayden Panettiere, the actress known for her roles in Heroes and Nashville, has died at 36, according to ABC News.

Her representative confirmed the news in a statement to the outlet.

"It is with profound sadness that we share the tragic passing of our beloved Hayden," the representative said.

She was an incredible light and a force of nature who brought immeasurable love and joy to all who knew her — and to the millions who watched her onscreen.

Read More: Hayden Panettiere Reveals Betrayal, Sexual Trauma as a Teen

Details surrounding Panettiere's death have not been revealed.

Panettiere was best known to country music audiences for playing Juliette Barnes on Nashville, the troubled country star whose career and personal life became central to the series. She appeared throughout the show's six-season run.

Her other credits included the NBC series Heroes and films such as I Love You, Beth Cooper, Scream 4, and Scream VI. She also starred in the TV movie Amanda Knox.

Panettiere's personal life was often the subject of intense public attention, and she became increasingly open about her experiences in recent years.

Read More: Hayden Panettiere Says 'Nashville' Was 'Very Traumatizing'

In her memoir, This Is Me: A Reckoning, she reflected on growing up in the spotlight, motherhood, mental health, and the devastating loss of her younger brother, Jansen Panettiere.

Jansen died in 2023 at age 28. Hayden later spoke candidly about the impact of his death and the grief and guilt she carried following his passing.

Panettiere was also the mother of her daughter, Kaya, whom she shares with her former fiancé, Wladimir Klitschko.

Throughout her career, Panettiere was open about the challenges of growing up famous and navigating life in the public eye, while continuing to work in television and film.