The cause of death for actor Julian McMahon has been revealed. McMahon, known for his starring roles in Nip/Tuck, Charmed, FBI: Most Wanted and the 2000s Fantastic Four movies, died from lung metastasis as a result of head and neck metastatic cancer,

McMahon, who starred in Fantastic Four, Nip/Tuck, and Charmed, had been privately battling cancer before his passing.

McMahon was known for portraying villain Doctor Doom in 2005’s Fantastic Four and 2007’s sequel, Fantastic Four: Rise of the Silver Surfer. He also played Christian Troy in Ryan Murphy’s Nip/Tuck and Cole Turner in Charmed. His more recent credits were in The Residence and The Surfer.