A cause of death has been revealed for Aussie actor Julian McMahon, who played Dr. Doom in two "Fantastic Four" movies and Christian Troy in the TV drama "Nip/Tuck," among other roles.McMahon died of cancer,

The actor known for his work on 'Nip/Tuck,' 'Charmed' and 'Fantastic Four' died on July 2 after a private battle with cancer.

Julian McMahon’s cause of death has been ruled as natural and that he “died from lung metastatis as a result of head and neck metastatic cancer.” This means that the cancer first formed in the head and neck and then spread to the lung.