Swedish-born actor Kjell Nilsson, best known for playing the villain Lord Humungus in Mad Max 2: The Road Warrior, has died at the age of 76. Multiple outlets report that his family and representatives announced the death, citing a four-year battle with kidney disease or kidney complications. Deadline and Variety also state that Nilsson died in Queensland, Australia, on July 2, with the family confirming the passing via a Facebook post. Other reports echo that Nilsson had been dealing with a prolonged health problem before his death. Born in Sweden, Nilsson was also a former weightlifter/bodybuilder, and several sources note his background in sports before his acting roles. Tributes referenced across the coverage describe him as a standout character actor in the Mad Max franchise, and particularly recall his masked marauder performance as Lord Humungus. The reports are consistent on his age, the role for which he is most widely recognized, the duration and nature of the kidney illness, and the method and timing of the public announcement.