HOLLYWOOD celebrities have paid tribute to actress Hayden Panettiere, who has tragically died at the age of 36.

The Heroes star’s father confirmed , with police reportedly probing an “incident” involving the mum of one.

Hayden Panettiere wearing a red blazer at the 2022 amfAR Gala Los Angeles.Hollywood stars have paid tribute to American actress Hayden Panettiere who has died aged 36 Credit: Shutterstock Editorial Hayden Panettiere with a man in glasses in a black and white photo.Her final Instagram post, uploaded to her grid in July, has attracted numerous messages of condolence Credit: haydenpanettiere/Instagram

After her dad Skip opened up on “this unimaginable loss”, famous faces were quick to share their condolences.

Cruel Intentions actress Selma Blair posted underneath , which featured an image of her smiling as she cuddled up to a pal, and the caption: “Good times and good friends”.

Selma wrote a series of emotional messages which read: “I love you. Don’t be gone. Don’t be gone. Please. Please”.

A second read: “I love you whale tail my friend,” before she wrote: “I’m dying. Please be here”.

US actress Selma Blair at the Tribeca Film Festival.US actress Selma Blair wrote ‘I love you. Don’t be gone’ Credit: AFP Tia Mowry wearing a black sheer Fendi top and large gold hoop earrings.Sister Sister’s Tia Mowry also shared her sadness Credit: Getty Images – Getty

Sister, Sister actress Tia Mowry simply put a broken heart Emoji icon.

star Courtney Stodden also uploaded the same sad icon.

Talk show host Rosie O’Donnell commented: “‘Oh my god – heartbroken #hayden”.

One fan then confessed: “My millennial heart is shattered”.

Hayden Panettiere as Claire Bennet in "Heroes."Hayden is well-known for her role in Heroes Credit: Shutterstock Editorial Hayden Panettiere in a white halter neck top, laughing while filming the Graham Norton show.Her father Skip described her as ‘an incredible light and a force of nature’ Credit: PA

Another mused: “Our childhood comfort queen”.

Hayden’s passing comes just three years after the death of her brother.

Her heartbroken father, Skip, confirmed the Nashville star’s death in a statement.

He wrote: “It is with profound sadness that we share the tragic passing of our beloved Hayden.

“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 on screen.”

The actress’s grieving dad also asked for privacy “as our family takes time to process this unimaginable loss”.

The beloved mother-of-one had complained of back pain in the months before her death, sources told TMZ .

Her family did not give a cause or location of death.

US media reported both Hayden and her boyfriend, Brian Hickerson, had flown out of on Saturday.

were reportedly responding to an “incident” involving the actress when they found her with investigations still ongoing.

Hayden, born in New York, first hit the screens as an 11-month-old child when her mum took her to star in several TV .

in her last public appearance before her death.