Eric Karson, the filmmaker who directed the 1980 martial-arts thriller "The Octagon" and later produced the Jean-Claude Van Damme action picture "Lionheart," has died at 86, according to reports that surfaced Friday. No cause of death was immediately disclosed, and his family has not issued a public statement.

Karson built his career in the trenches of independent genre filmmaking, a world where directors often wore several hats and learned to stretch modest budgets across difficult shoots. He moved between directing and producing with a pragmatism typical of the drive-in and early-video era, and his credits connected him to some of the most durable names in action cinema.

His best-known directing credit remains "The Octagon," a 1980 release starring Chuck Norris as a martial artist drawn into a conspiracy involving a secret training camp for terrorists. The film arrived as Norris was cementing his status as a B-movie action draw, and it paired him with Japanese actor Tadashi Yamashita as a silent, deadly adversary. The picture's mixture of hand-to-hand combat and shadowy paramilitary plotting made it a staple of early cable broadcasts and VHS rentals, and for a certain generation of action fans it remains a cult favorite.

A Career Forged in Independent Action Cinema

Karson's filmography reflects the scrappy ecosystem of 1970s and 1980s independent production, where a director might jump from exploitation thrillers to martial-arts vehicles without missing a beat. His credits also include "The Clones of Bruce Lee," a 1980 picture that capitalized on the global appetite for Bruce Lee imitators, and "The Sword of Bushido," a 1988 action film. Those titles rarely received critical acclaim, but they found audiences in drive-ins, on late-night television and, crucially, in the booming home-video market.

By the late 1980s, Karson had shifted more of his attention to producing. That transition led him to "Lionheart," the 1990 film that starred Van Damme as a French Foreign Legion deserter who travels to the United States and enters underground fighting tournaments to support his brother's family.

"Lionheart" arrived at a pivotal moment for its star. Van Damme had broken through with "Bloodsport" and "Kickboxer," and the success of "Lionheart" helped confirm that he could carry a film on his own. For Karson, the project demonstrated his ability to shepherd a production from behind the scenes, working with a rising action star and a formula that audiences clearly wanted.

A Producer Who Knew the Action Playbook

The films Karson worked on shared a common sensibility: lean storytelling, physical confrontation and an emphasis on charismatic performers over elaborate effects. In the 1980s and 1990s, that approach could be remarkably profitable, particularly once home video and international sales were factored in. Producers like Karson understood that a well-mounted action film could recoup its budget in foreign markets even if it played modestly in North America.

He continued to work in the industry as a producer in the years that followed, though his output slowed. For many action fans, his legacy rests on a handful of titles that defined the video-store era.

Tributes began circulating online among genre-film enthusiasts and film historians, many of whom noted Karson's willingness to work across borders. "The Octagon," for instance, was shot in the United States but drew heavily on the international martial-arts community, while "Lionheart" was set partly in France and the United States. That cross-cultural approach was common among independent producers of the period, who followed tax incentives and distribution opportunities wherever they led.

Karson is survived by his family and by a body of work that continues to circulate on streaming platforms and in physical-media collections. His death marks the loss of another figure from an era when action cinema was often made quickly, cheaply and with an unmistakable affection for the genre.

Source: Hollywood Reporter