According to a statement shared by his spokesperson and reported by The Hollywood Reporter and other outlets, Stewart passed at his Los Angeles home after what was described as "a brief and poignant journey with Alzheimer's disease and Lewy body dementia," surrounded by family and friends.
The statement added that Stewart's family celebrated his life with music, prayer and memories, and emphasized the decades-long scope of his career.
Stewart's acting résumé is widely known: he rose to prominence with the Royal Shakespeare Company before achieving international fame as Captain Jean-Luc Picard on Star Trek: The Next Generation (1987–1994) and later as Professor Charles Xavier in the X-Men film series beginning in 2000.
His career spanned stage and screen for more than half a century, earning him recognition across theatre, television and film audiences.
Beyond on-screen roles, Stewart maintained a substantial presence in video games through voice acting.
He provided the voice of Emperor Uriel Septim VII in Bethesda's role-playing game The Elder Scrolls IV: Oblivion, released in 2006, a performance that is frequently cited by RPG communities.
He also voiced the character Zobek in Castlevania: Lords of Shadow, which launched in 2010.
In addition, Stewart lent his voice to licensed Star Trek and X-Men games that drew on his cinematic and television portrayals, helping bring continuity between screen and interactive adaptations.
For fans tracking his game roles on modern platforms, his performances continue to be encountered in re-releases and compilations; community conversations about his work appear across storefronts and discussion hubs, including those oriented to Nintendo platforms such as the Nintendo Switch and the eShop.
Developers and publishers have often noted the value of high-profile voice talent in tying franchise media together, a practice Stewart exemplified through consistent cross-medium appearances.
As coverage continues, outlets including The Hollywood Reporter and community sites such as Nintendo Life have posted updates and remembrances.
Stewart's influence on performance in games and his crossover impact between traditional acting and interactive entertainment remain a notable part of his legacy.