Prior to being arrested and charged in connection with his parents' murders, Nick Reiner had a difficult history with drug addiction. As the world continues to come to terms with the blood-curdling deaths of favored Hollywood director Rob Reiner and his wife Michele Singer Reiner, we're hearing more about suspected murderer Nick Reiner's troubled past. Nearly 10 years ago, Nick opened up about his history with homelessness and drug abuse, which he first went to rehab for at just 15 years old. He told People in 2016: "I was homeless in Maine. I was homeless in New Jersey.