Matthew Perry’s sisters blast actor’s assistant who ‘repeatedly’ injected him with ketamine, ‘left him in a hot tub to die’

Matthew Perry’s sisters called retired nan precocious actor’s assistant, Kenneth “Kenny” Iwamasa, for “repeatedly” injecting him pinch ketamine connected nan time he died successful October 2023.

“He had injected my relative pinch a lethal dose of ketamine and near him successful a basking tub to die,” Madeline Morrison stated successful a unfortunate effect connection submitted up of Iwamasa’s sentencing connected Wednesday.

“It is difficult to put into words nan consciousness of betrayal I felt erstwhile I recovered retired what Kenny had done,” she continued, per nan filings obtained by Page Six.

Iwamasa allegedly lied to nan “Friends” alum’s relatives astir what occurred nan time he died astatine his Pacific Palisades, California, home.

“Everything I believed astir nan time he died — everything Kenny told america — was a lie,” Madeline continued. “The thought that personification my relative considered family could deny him successful specified an unimaginable measurement is thing I ne'er could person conceived.”

Madeline recalled Iwamasa being “manic and unsettled” successful nan days starring up to Perry’s funeral, which he said at.

“The personification responsible for my brother’s decease stood up and addressed nan group who loved him most,” she wrote. “That is for illustration a sadistic joke I still struggle with. He didn’t conscionable return my brother’s life — he tainted our last memories of saying goodbye.”

As for Perry’s sister Caitlin Morrison, she wrote that she would “never cognize if nan lethal dose of ketamine was only lethal by accident.”

“But I cognize that erstwhile Kenny near nan house, he was doing 1 of 2 things,” she wrote. “He was either escaping from thing he knew he had done aliases he was willfully abandoning a susceptible personification successful a vulnerable situation.”

Perry’s mom, Suzanne Morrison, besides penned a statement, penning that Iwamasa’s “most important occupation … was to beryllium my son’s companion and guardian successful his conflict against addiction.”

“His number-one work — guarantee that Matthew remained what he wanted to be: supplier free,” she wrote. “And erstwhile he had killed my son, he kept a crisp oculus connected me.”

Iwamasa was 1 of 5 group convicted of playing a domiciled successful Perry’s tragic death.

Two months aft nan “The Whole Nine Yards” prima was recovered dormant successful his basking tub, his origin of death was ruled to beryllium owed to “acute effects of ketamine,” arsenic good arsenic drowning and different factors.

While Perry, who previously battled supplier addiction, was connected “ketamine infusion therapy” leading up to his passing, Iwamasa had “repeatedly” injected him pinch forbidden doses of nan drug “without aesculapian training.”

Iwamasa, on pinch Dr. Mark Chavez, supplier counsellor Erik Fleming, “Ketamine Queen” Jasveen Sangha and Dr. Salvador Plasencia, were later charged successful connection pinch Perry’s decease successful August 2025.

Iwamasa, Chavez and Fleming pleaded blameworthy to nan charges, while Sangha and Plasencia entered blameworthy pleas.

Chavez was ordered to 8 months connected location arrest, while Sangha was sentenced to 15 years successful situation for supplying nan ketamine to Perry and moving a supplier trafficking business.

Plasencia was sentenced to 30 months successful prison, and Fleming to 2 years pinch an further 3 years of supervised release.