Homicidal sleepwalking is a similar rare and not entirely substantiated phenomenon: https://en.wikipedia.org/wiki/Homicidal_sleepwalking https://en.wikipedia.or

Homicidal sleepwalking is a similar rare and not entirely substantiated phenomenon: https://en.wikipedia.org/wiki/Homicidal_sleepwalking https://en.wikipedia.org/wiki/Homicidal_sleepwalking At least one person (Kenneth James Parks) has been successfully acquitted of murder, and the acquittal later upheld by a Supreme Court, based on such a defense.