User blog comment:NerdWithAKeyboard/Pure Evil Villains Who Never Killed Anyone/@comment-35143091-20190509145218

Old Nick from Room. His criminal record includes rape, abuse and kidnapping but it includes no murder. There is also Isaiah Johnson from The Strange Thing About the Johnsons as his crimes are limited to sexually abusing his father and attempted matricide (key word: "attempted"; he didn't actually succeed in committing a matricide).