Actor Julian McMahon, best known for his roles in "Nip/Tuck" and "Fantastic Four," has died at age 56 after a "valiant" battle with cancer.

Julian McMahon, an Australia-born actor who performed in the 'Fantastic Four' films in the early 2000s and appeared in TV shows 'Charmed,' 'Nip/Tuck' and 'Profiler,' has died.

He played a half-human, half-demon in the WB supernatural series “Charmed” and a playboy plastic surgeon in the FX series “Nip/Tuck.”