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.

Julian McMahon, known for playing Doctor Doom in Fantastic Four, passed away at age 56 after a battle with cancer. McMahon had a successful acting career spanning over 35 years, with notable roles in TV shows and films. After his portrayal of Doctor Doom, McMahon continued acting in acclaimed films and TV series until his passing.

McMahon was born in the 1960s, into the highest portions of the Australian upper crust: His father, Sir Billy McMahon, served as the country’s Prime Minister from 1971 to 1972, and his mother, Lady Sonia McMahon was a prominent (and infamously intimidating) socialite and philanthropist.