Matthew Perry's Family Speaks Out on Assistant's Betrayal Following Fatal Overdose Investigation

Matthew Perry's sister Caitlin Morrison has addressed the profound betrayal felt by the family over the role played by the late actor's longtime assistant in his fatal ketamine overdose.

Gaurav Sen
By Gaurav Sen
Senior Editorial Director & Lead Geopolitical Analyst
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Reporters and camera crews gathered outside a federal courthouse in Los Angeles.
Press gather outside federal court facilities during ongoing hearings related to the Matthew Perry investigation.
Matthew Perry’s family has voiced deep anguish and a sense of profound betrayal following federal revelations surrounding the tragic death of the beloved Friends actor, pointing specifically to the actions of his longtime personal assistant.

In recent public reflections, Perry's half-sister Caitlin Morrison, who serves as executive director of the Matthew Perry Foundation of Canada, spoke about the emotional toll on the family after discovering that trusted insiders within Perry's inner circle facilitated access to lethal doses of ketamine.

A Fatal Breach of Trust

Perry died in October 2023 at his Pacific Palisades home at the age of 54. While his passing was initially deemed an accidental drowning compounded by coronary artery disease and buprenorphine, subsequent toxicology findings revealed lethal levels of ketamine in his system, triggering a sweeping federal investigation.

The Department of Justice unsealed charges against five individuals in August 2024, exposing an underground network of opportunists who exploited Perry’s documented vulnerabilities with addiction. Central to the indictment was Kenneth Iwamasa, Perry’s longtime live-in assistant, who admitted in a plea agreement to repeatedly administering ketamine to the actor without medical training, including multiple injections on the day of his death.

For Perry’s family, the revelation that someone entrusted with his day-to-day care had actively contributed to his relapse was especially devastating. Speaking candidly about the loss, Morrison emphasized the heartbreak of seeing someone who lived alongside Perry fail to protect him when he was at his most fragile.

The Criminal Proceedings

Federal prosecutors detailed how Perry fell back into severe substance dependency in late 2023, turning to illicit sources when licensed medical professionals declined to increase his clinical ketamine doses. Court filings revealed an organized pipeline involving:

* Kenneth Iwamasa: Pleaded guilty to one count of conspiracy to distribute ketamine causing death. * Dr. Salvador Plasencia and Dr. Mark Chavez: Physicians implicated in procuring and distributing thousands of dollars worth of liquid ketamine. * Jasveen Sangha: Known colloquially in federal filings as "the Ketamine Queen," accused of supplying the fatal batch. * Erik Fleming: A broker who admitted to coordinating drug transactions between suppliers and Iwamasa.

Prosecutors cited text messages between defendants that callously discussed how much money could be extracted from Perry as his dependency deepened.

Preserving Perry's Legacy

Despite the ongoing legal proceedings and the painful revelations brought forth in court, Perry’s family remains focused on carrying out his final wish: helping others battling substance use disorders.

Through initiatives such as the Matthew Perry Foundation in both the United States and Canada, Morrison and her family are working to establish comprehensive, accessible addiction recovery resources. Perry frequently noted in interviews during his lifetime that he wished to be remembered not merely for his television success, but for his relentless efforts to help fellow addicts find sobriety.

Gaurav Sen

About Gaurav Sen

Senior Editorial Director & Lead Geopolitical Analyst

Senior Editorial Director and investigative correspondent covering national affairs, international relations, defense, and economic policy for Live News 365.

@gauravsen_newsgaurav.sen@livenews365.com