"Batman Forever" actor Val Kilmer died of pneumonia, according to the death certificate issued by the Los Angeles County Department of Health.

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,

Val Kilmer's cause of death is pneumonia, according to a death certificate released on April 10. The actor died at age 65 on April 1, 2025.