Matthew Perry, the actor known for his role in "Friends," tragically passed away at 54 from the acute effects of ketamine, as revealed in the autopsy report. The report also cited drowning, coronary artery disease, and the effects of an opioid as contributing factors. Perry's struggles with substance abuse were well-known, and the autopsy findings shed light on his health challenges. The news of his death prompted an outpouring of tributes from fans and colleagues, with a private funeral held in early November.