Val Kilmer’s official cause of death has been revealed. Over a week since his family confirmed the actor’s death at age 65 on April 1, Kilmer's official cause of death has been ruled as pneumonia according to a death certificate obtained by TMZ and reviewed by PEOPLE.

Actor Val Kilmer died from pneumonia with several underlying causes, his death certificate revealed. TMZ obtained a copy of the document on Thursday. The certificate listed pneumonia to be the immediate cause,