Hayden Panettiere Death Investigation: DEA Assists Greenville Police as Officials Await Cause of Death

Hayden Panettiere’s death is now the subject of an expanded investigation in South Carolina, with the U.S. Drug Enforcement Administration assisting Greenville police as authorities work to establish what happened in the hours before the actress was found unresponsive.

Panettiere, the actress best known for “Heroes,” “Nashville,” “Remember the Titans” and “Ice Princess,” died Sunday at the age of 36 at a private residence in Greenville, South Carolina. Her death has prompted an investigation led by the Greenville City Police Department, while the coroner’s office continues its separate examination.

The DEA became involved in the investigation on Wednesday, according to sources familiar with the matter. The agency is assisting Greenville police rather than taking over as the lead investigative agency.

The development has drawn additional attention to the circumstances surrounding Panettiere’s death, particularly because authorities have not yet publicly established a cause or manner of death.

Panettiere representative says investigation is ongoing

A representative for Panettiere addressed the investigation in a statement shared with ABC News on Thursday.

“There’s nothing to be shared at this time as the investigation is ongoing but we are hopeful that justice will be served,” the representative said.

The statement did not provide additional details about the circumstances of Panettiere’s death.

Authorities have likewise cautioned that the investigation remains incomplete. The Greenville police department is leading the law-enforcement inquiry, while the coroner’s office is responsible for determining the medical cause and manner of death after completing the necessary examinations and studies.

That distinction is important because the involvement of an additional federal agency does not, by itself, establish that drugs played a role in Panettiere’s death.

What police found at the Greenville residence

A police report released after Panettiere’s death provided a preliminary account of the scene.

According to the report, a Greenville police officer went to a residence on Easley Bridge Road on Sunday after emergency medical personnel requested assistance for an unresponsive individual.

Panettiere was found in cardiac arrest and was later pronounced dead.

The report states that she was at the residence with her on-again, off-again boyfriend, Brian Hickerson, and his brother, Zack Hickerson, when she died.

The report also says officers could not determine at the time whether Panettiere had been using drugs or alcohol before her death.

According to the document, Brian Hickerson showed officers a bag containing medication that Panettiere had been taking.

Those details form part of the preliminary police account and should not be interpreted as a finding about the cause of death. Investigators and medical authorities have yet to issue such a conclusion.

Officials also arrived at the property to assist with the investigation, while the coroner conducted an examination.

Cause and manner of death remain pending

The Greenville coroner’s office said Monday that Panettiere’s official cause and manner of death remain pending further investigation and completion of additional studies.

That means authorities have not publicly determined whether her death resulted from a medical condition, an accidental event, substance involvement, or another circumstance.

The distinction between cause of death and manner of death is also significant.

The cause generally identifies the medical condition, injury or other event that resulted in a person’s death. The manner classifies the circumstances surrounding that death, such as natural causes, accident, suicide, homicide or an undetermined classification.

Until the coroner completes the relevant examinations and studies, speculation about either should be treated cautiously.

The DEA’s involvement similarly should not be presented as confirmation of a particular cause. Federal agencies can assist local investigations for a variety of reasons, and the precise nature of the DEA’s assistance has not been publicly detailed in the information available.

Hayden Panettiere had spoken openly about addiction and recovery

Panettiere had spent much of her life in the public eye and had previously discussed difficult experiences involving addiction, recovery, trauma and mental health.

In May, she released her memoir, “This Is Me: A Reckoning.” The book offered a deeply personal account of her life and career, including her experiences with postpartum depression, addiction and recovery, trauma, domestic abuse and loss.

Her openness about those subjects had made her story particularly personal for many fans who followed her career from childhood into adulthood.

However, her previous discussions about addiction and recovery do not establish what caused her death.

That point is especially relevant as the investigation continues. Information contained in a police report can describe what officers observed at a scene, but it does not necessarily represent the final medical conclusion.

From child star to “Heroes” and “Nashville”

Panettiere began working professionally at a young age and developed a career across television and film.

She became widely recognized through roles in movies including “Remember the Titans” and “Ice Princess” before gaining international attention with the television series “Heroes.”

Her portrayal of cheerleader Claire Bennet became one of her signature roles and helped establish her as a prominent young television actress.

She later starred as Juliette Barnes in the musical drama “Nashville,” another defining role in her career.

Her film credits also included “Raising Helen” and appearances in the “Scream” franchise.

For audiences who grew up watching her work, her death at 36 has been particularly difficult to process because of how long she had been a recognizable figure in entertainment.

Her personal struggles were part of her public story

Unlike many celebrities who keep personal difficulties entirely private, Panettiere spoke publicly about some of the challenges she faced throughout her adult life.

Her memoir was part of that effort to tell her story on her own terms.

She discussed experiences that included postpartum depression following the birth of her daughter, struggles with addiction and the process of recovery, as well as traumatic experiences in her personal life.

Those revelations contributed to a broader conversation about the pressures faced by people who enter the entertainment industry at a young age and the difficulty of dealing with personal crises under intense public scrutiny.

At the same time, Panettiere’s history should not be used to draw conclusions about the circumstances of her death before investigators release verified findings.

Panettiere is survived by her daughter

Panettiere is survived by her daughter, Kaya, whom she shared with her former fiancé, Ukrainian boxer Wladimir Klitschko.

Her family, friends, former colleagues and fans have been mourning her death as investigators continue their work.

The actress’s death also prompted renewed attention to her body of work, from her early film appearances to the television roles that made her a household name.

For those who knew her primarily as Claire Bennet from “Heroes,” Juliette Barnes from “Nashville,” or from her film appearances, her career represented more than two decades in the entertainment industry.

What happens next in the investigation?

For now, several important questions remain unanswered.

Greenville police are leading the investigation, with the DEA assisting, while the coroner’s office continues work toward an official determination of the cause and manner of death.

Investigators may review evidence from the residence, interview people who were present, examine medical information and wait for the completion of laboratory or other forensic studies.

The release of the final findings could provide substantially more information than the preliminary police report.

Until then, it is important to separate confirmed facts from speculation.

What is currently established is that Panettiere died at a Greenville residence after being found in cardiac arrest; police responded to an EMS request; Brian Hickerson and his brother were present according to the police report; investigators found medication that Panettiere had reportedly been taking; and the DEA is assisting Greenville police.

What has not been established publicly is the cause or manner of death.

The coroner’s findings will ultimately be critical to understanding what happened.

A career remembered beyond the investigation

As the investigation continues, Panettiere’s professional legacy remains separate from the unanswered questions surrounding her death.

From her early work as a child performer to her breakout success in “Heroes” and her later role in “Nashville,” she built a career that connected with audiences across television and film.

Her willingness to speak about addiction, recovery, trauma and other personal struggles also gave fans a more complicated and intimate understanding of the person behind the celebrity image.

For now, authorities are asking the public to allow the investigation to run its course.

Until officials release additional findings, claims about what caused Hayden Panettiere’s death remain premature.