Julian McMahon, beloved 'Nip/Tuck' and 'Charmed' star, has died at age 56 following a private battle with cancer, his wife Kelly confirmed, Julian McMahon, the Australian actor known for his roles in Nip/Tuck and two Fantastic Four movies from 2005 and 2007, has died after a battle with cancer. He was 56., Julian McMahon, best known for starring in “Nip/Tuck” and “Charmed,” has died following a private battle with cancer. He was 56. McMahon’s wife, Kelly McMahon, confirmed his death in a statement to Deadline. The Australian American star’s wife Kelly told the outlet Friday that McMahon , Julian McMahon got his start on Home and Away and went on to star in Charmed, Nip/Tuck and Fantastic Four, among other TV shows and films., Julian McMahon, best known to TV audiences for his starring roles on FX’s Nip/Tuck and CBS’ FBI: Most Wanted, died July 2 following a private battle with cancer. He was 56 years old. McMahon’s wife, Kelly McMahon, confirmed his passing in a statement to our sister site Deadline: With an open heart, I wish to …, Julian McMahon. Actor: Fantastic Four. Julian Dana William McMahon was born in Sydney, Australia, the second of three children of Lady Sonia McMahon (née Sonia Rachel Hopkins) and Sir Billy McMahon, the longest continuously serving government minister in Australian history, serving over 21 years as a government minister before serving as Prime Minister of Australia from March 1971 to December .