Involuntary manslaughter is an unintentional killing that is caused by gross recklessness or criminal negligence. Thus, a killing is deemed involuntary when a person kills someone without malice, without an intent to kill, and without conscious disregard for human life.
This offense is punishable for a much shorter period than the above described offenses. Defenses that can be used for this crime include proving that a death resulting from an accident was caused by only ordinary negligence, and gross recklessness. Please refer to the following video for a recent case in which a jury found a defendant guilty of involuntary manslaughter when she repeatedly urged her boyfriend to kill himself, through text messages: