According to a report from the Pinellas County Medical Examiner's Office obtained by People magazine, the TV star died from lung metastasis, as a result of head and neck cancer. The death was ruled natural, and McMahon has since been cremated, the report adds.

Julian was the son of a former Australian prime minister. Learn about the late actor’s parents and early life here.

The report comes just days after the actor’s wife confirmed the “Charmed” star died “peacefully” after his private health battle.

Julian McMahon's Charmed co-star has pleaded with fans of the hit series to stop using artificial intelligence to pay tribute to the late actor.

Kelly delivered the news of Julian’s shocking death in July 2025. Learn about her, their marriage and the late actor’s past relationships here.