Actor Matthew Perry died from the acute effects of ketamine in an accident, authorities said. Perry, 54, died on October 28 at his Pacific Palisades home. The County of Los Angeles Medical Examiner’s Office specified the cause of Perry’s death in a statement released Friday. "Contributing factors in Perry’s death include drowning, coronary artery disease and the effects of buprenorphine (used to treat opioid use disorder). The manner of death is accident," the statement said. Read more at the link in bio.