There have been some cases in which an act of homicide has occurred and the prime suspect may have committed the act while sleepwalking. The veracity of recorded cases is disputed. ... One such case is that of Kenneth Parks, who was acquitted of the murder of his mother-in-law in 1987 after using the sleepwalking defense.

Has anyone died sleepwalking?

It's rare, but experts say it's definitely possible to die while sleepwalking. “Of course it's dangerous,” said Dr. Colin Shapiro, a University of Toronto professor and director of the Youthdale Child & Adolescent Sleep Clinic. “People can essentially do anything,” he said.

Who killed someone while sleepwalking?

The jury found Scott Falater guilty of first-degree murder. In a 1999 post-trial interview with “20/20,” some of the jurors said they could believe Falater stabbed his wife while sleepwalking, but not that he went back to drown her.