Matthew Perry’s Former Assistant Given Almost 3.5 Year Prison Sentence For Role In Actor’s Death I cover breaking news.May 27, 2026, 03:18pm EDTToplineKenneth Iwamasa, Matthew Perry’s former personal assistant who prosecutors say injected him with ketamine the day he died, was sentenced to almost 3.5 years in prison on Wednesday, after previously pleading guilty to a charge of conspiracy to distribute ketamine causing death—marking the last of five people charged with crimes to be sentenced over the beloved “Friends” actor’s death in 2023.Iwamasa was one of five people facing drug charges after the “Friends” actor’s death in 2023.Getty Images for GQKey FactsThis is a breaking story and will be updated.LOADING VIDEO PLAYER...FORBES’ FEATURED Video