Patrick Stewart Cause of Death: Legendary "X-Men" and "Star Trek" actor dies at 86

S ir Patrick Stewart , the celebrated actor best known for playing Captain Jean-Luc Picard in Star Trek: The Next Generation and Professor Charles Xavier in the X-Men franchise, has died at the age of 86.

Stewart died at his home in Los Angeles on Wednesday, October 28, according to reports published on Thursday.

A statement shared through his Instagram account revealed that he had experienced a “brief” battle with Alzheimer’s disease and Lewy body dementia.

The announcement brought an end to a career that lasted more than six decades, with the actor earning admiration for his commanding screen presence, distinctive voice and extensive work on stage.

A statement celebrating his life highlighted both his artistic achievements and his commitment to charitable causes.

“His sonorous voice and singular talent will forever be synonymous with indelible performances in every genre. He explored the human condition in all its poetic complexity and brought hope not only to the far reaches of the Marvel Cinematic Universe, but into science fiction’s most iconic final frontier aboard the Starship Enterprise,” the statement read.

It continued: “His professional accomplishments were humbly matched by his philanthropy and activism on behalf of human rights, survivors of domestic violence, global refugees, veterans’ mental health services, and animal welfare, particularly his cherished foster pitties. He was a Knight, Chancellor, motor sport enthusiast, and lifelong Huddersfield Football fan. He will be remembered for the dignity, compassion and humanity he brought to every role — in his art and life.”

From Shakespeare to the stars: The roles that defined Stewart's career

Born Patrick Hewes Stewart in Mirfield, Yorkshire, in 1940, the actor initially established his reputation through classical theatre. He joined the Royal Shakespeare Company in 1966 after beginning his professional career at Manchester's Library Theatre.

For years, he was primarily recognised as a respected stage performer, appearing in productions of Uncle Vanya, A Midsummer Night’s Dream, The Merchant of Venice and Titus Andronicus. His transition into American television transformed his public profile.

In 1987, Stewart began playing Jean-Luc Picard in Star Trek: The Next Generation. His portrayal of the thoughtful, principled captain helped establish the series as a defining chapter in the science-fiction franchise.

He continued playing Picard in several films and later returned to the character in Star Trek: Picard.

Stewart reached another generation of moviegoers in 2000, when he made his debut as Professor Charles Xavier in X-Men.

His character, a powerful telepath and mentor to young mutants, became central to the franchise. Stewart also developed a close friendship with Ian McKellen , who played his on-screen adversary Magneto.

The pair reunited for multiple projects, combining their blockbuster fame with their shared passion for theatre. Stewart also appeared in productions of Waiting for Godot and No Man’s Land with McKellen.

A career beyond science fiction

Although Picard and Xavier became his most recognisable roles, Stewart demonstrated considerable range throughout his career.

He appeared in films including Excalibur, Dune, L.A. Story, Robin Hood: Men in Tights and Green Room, while also lending his voice to animated comedies such as The Simpsons, Family Guy and American Dad!.

His stage achievements remained equally important. In 2008, he won an Olivier Award for his supporting performance as Claudius in Hamlet, starring David Tennant. That same year, he earned a Tony Award nomination for playing the title character in Macbeth on Broadway.

Stewart was knighted in 2010 for his services to drama and became known for supporting survivors of domestic violence, refugees and animal welfare organisations.

He married singer-songwriter Sunny Ozell in 2013, in a ceremony officiated by McKellen . He is survived by Ozell , his daughter Sophie and his son Daniel , from his first marriage to Sheila Falconer .

Stewart's death also comes ahead of the planned release of Avengers: Doomsday, in which he was expected to reprise his role as Professor Xavier alongside McKellen .

His legacy extends far beyond two iconic franchises. Through Shakespearean performances, science-fiction adventures and unexpected turns in comedy, Stewart built a career defined by versatility, dignity and humanity.