Arrest and murder charge confirmed by LAPD Los Angeles police took 32‑year‑old Nick Reiner into custody without bail on Sunday night, formally charging him with the murders of his parents [2][3]. Investigators linked him to the stabbing deaths after reviewing forensic evidence and statements from family members [4][5]. The arrest was announced publicly on Monday, and the district attorney’s office will decide on formal prosecution later this week [2].

Crime scene details and victim identities Emergency crews arrived at the Reiners’ Brentwood residence at 15:38 on Sunday and found Rob Reiner, 78, and his wife Michele Singer Reiner, 68, dead from multiple stab wounds [2][3]. Both were pronounced dead at the scene, and their daughter Romy Reiner, 28, discovered the bodies and alerted authorities [3]. Police have confirmed the victims’ identities and continue to treat the case as an active homicide investigation [2].

Nick Reiner’s addiction history and film collaboration Nick, who co‑wrote the semi‑autobiographical film Being Charlie at age 22, has spoken publicly about heroin addiction, periods of homelessness, and multiple treatment attempts since his teens [1][4][5]. The 2016 film, directed by his father, was described by Rob Reiner as the most personal project of his career and highlighted Nick’s struggles [1][4]. Despite past conflicts during production, Rob Reiner said he would gladly work with Nick again [1].

Political commentary and investigation status Police have offered no motive for the killings, and prosecutors will review the case on Tuesday [2][3]. Former President Donald Trump posted a claim linking the murders to Rob Reiner’s political activism, prompting criticism from other public figures [2][3]. Los Angeles Mayor Karen Bass called the deaths a “devastating loss” for the city, while the investigation remains ongoing [2].