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WED · 2026-05-13 · 18:23 GMTBRIEF NSR-2026-0513-76017
News/Drug counselor who delivered ‘Friends’ s/Who are the 5 people convicted in connection with Matthew Pe…
NSR-2026-0513-76017News Report·EN·Legal & Judicial

Who are the 5 people convicted in connection with Matthew Perry’s death

Five individuals have pleaded guilty in connection with the death of actor Matthew Perry, who died in October 2023 from acute ketamine effects. The prosecution alleges these five supplied Perry with the drug.

Associated Press (AP)Filed 2026-05-13 · 18:23 GMTLean · CenterRead · 2 min
Who are the 5 people convicted in connection with Matthew Perry’s death
Associated Press (AP)FIG 01
Reading time
2min
Word count
267words
Sources cited
1cited
Entities identified
8entities
Quality score
100%
§ 01

Briefing Summary

AI-generated
NEWSAR · AI

Five individuals have pleaded guilty in connection with the death of actor Matthew Perry, who died in October 2023 from acute ketamine effects. The prosecution alleges these five supplied Perry with the drug. Kenneth Iwamasa, Perry's personal assistant, admitted to administering ketamine injections to the actor and making illegal drug purchases on his behalf. He is cooperating with authorities and is expected to be a key witness. Another defendant, Dr. Salvador Plasencia, reportedly instructed Iwamasa on how to administer the injections. Four of the five defendants have been sentenced, with the last sentencing expected soon.

Confidence 0.90Sources 1Claims 5Entities 8
§ 02

Article analysis

Model · rule-based
Framing
Legal & Judicial
Human Interest
Tone
Measured
AI-assessed
CalmNeutralAlarmist
Factuality
0.90 / 1.00
Factual
LowHigh
Sources cited
1
Limited
FewMany
§ 03

Key claims

5 extracted
01

Dr. Salvador Plasencia taught Kenneth Iwamasa how to administer ketamine injections.

factual
Confidence
1.00
02

Kenneth Iwamasa stated Perry asked him to 'Shoot me up with a big one' on October 23, 2023.

quoteKenneth Iwamasa
Confidence
1.00
03

The primary cause of Matthew Perry's death was the acute effects of ketamine, with drowning as a secondary cause.

factualAutopsy report
Confidence
1.00
04

Matthew Perry's personal assistant, Kenneth Iwamasa, was involved in supplying ketamine and administering injections.

factualKenneth Iwamasa's plea agreement
Confidence
1.00
05

Five people have pleaded guilty in connection with Matthew Perry's death due to ketamine.

factual
Confidence
1.00
§ 04

Full report

2 min read · 267 words
Actor Matthew Perry arrives at the 64th Primetime Emmy Awards in Los Angeles on Sept. 23, 2012. (Photo by Jordan Strauss/Invision/AP, File) 2026-05-13T10:03:19Z Los Angeles (AP) — The wide-ranging prosecution in the death of “Friends” star Matthew Perry is coming to a close. Five people have pleaded guilty for various roles in supplying the actor with ketamine, the drug that killed him at age 54 in 2023. Four of them have been sentenced. The last person will be sentenced in the coming days. Here’s a look at each person. Kenneth Iwamasa Perry’s 60-year-old longtime live-in personal assistant Kenneth Iwamasa was intimately involved in the actor’s illegal ketamine use, acting as his drug messenger and personally giving him injections — six to eight per day in the last days of his life — according to his plea agreement. “Shoot me up with a big one,” Iwamasa told authorities Perry said to him on Oct. 23, 2023. After several injections, the assistant left him at his home in the Pacific Palisades neighborhood of Los Angeles and returned to find Perry dead in his hot tub. An autopsy found the primary cause of death was the acute effects of ketamine, with drowning as a secondary cause. Iwamasa made nearly all of the illegal drug buys on Perry’s behalf, working in coordination with his co-defendants. One of them, Dr. Salvador Plasencia , taught him how to give Perry the injections. Iwamasa was quick to participate with police and prosecutors, becoming the first to reach a plea deal as they sought to use him as a key witness against other defendants. (
§ 05

Entities

8 identified
§ 06

Keywords & salience

10 terms
ketamine
1.00
matthew perry death
1.00
drug supply
0.90
legal prosecution
0.80
criminal charges
0.70
personal assistant
0.60
sentencing
0.50
plea agreement
0.50
autopsy report
0.40
actor
0.40
§ 07

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