Julian McMahon, the actor best known for starring in 'Nip/Tuck' and portraying Doctor Doom in the 'Fantastic Four' films, has died at the age of 56.

He played the half-human, half-demon Cole Turner in the WB supernatural series “Charmed” and a self-destructive playboy in the FX series “Nip/Tuck.”

McMahon was known for portraying villain Doctor Doom in 2005's Fantastic Four and the 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.