Question: Did Patrick really kill anybody or was it all in his mind? He killed a homeless man but there's no news report about it on TV. He murders Paul but is told Paul is in London. He severely beat and bloodied two prostitutes but no cops show up to arrest him. He murders Elizabeth and Christie but when he goes back to the apartment later, it is empty and put up for sale.
Question: When Patrick talks to Carnes, he confesses that he murdered Paul Owen. Why doesn't Carnes believe him, and how could Carnes have had dinner with Paul?