He barely spoke, wore a hockey mask over his face, and needed no dialogue to dominate the screen. As Lord Humungus, Kjell Nilsson became one of the most memorable villains of post-apocalyptic cinema.

The role

Nilsson played the marauding warlord — grandly self-styled "the Ayatollah of Rock and Rolla" — in George Miller's 1981 classic "Mad Max 2," released in the United States as "The Road Warrior," Gizmodo reported. Towering, oiled and masked, his Humungus presided over a gang laying siege to a desert fuel refinery, a figure of pure menace who has echoed through decades of action films and remains a touchstone of the genre. It was his film debut, and it made him a cult icon.

From the weight room to the wasteland

Before the wasteland, there was the barbell. Nilsson, born in Sweden on December 19, 1949, was an accomplished, Olympic-class weightlifter, Deadline reported. He moved to Australia in 1980, initially to help train Swedish athletes, and it was there — encouraged by the woman he would marry — that he fell into acting and landed the role that would define him. His imposing physique, honed on the competition platform, was exactly the raw material Miller's dystopia required.

A quiet ending

Nilsson died on Thursday, July 2, his family announced, saying he "passed peacefully in his sleep, surrounded by his sons." According to the family's account, relayed by trade outlets, he had spent several years battling end-stage kidney disease. He was 76.

The mask endures

There is a particular kind of screen immortality reserved for the actor who creates a great villain with almost no words, and Nilsson earned it. Generations of filmmakers have borrowed from "The Road Warrior," and from the wordless authority of the man at the center of its marauding horde. Kjell Nilsson appeared in only a handful of productions, but the one that mattered lodged itself permanently in pop culture — a masked giant on the horizon of a ruined world, still unmistakable more than 40 years later.