Actor Nicholas Brendon, best known for playing Xander Harris on Buffy the Vampire Slayer, died on March 20, 2026. He was 54 years old, and his family confirmed he passed away peacefully in his sleep.

Brendon was discovered by a longtime friend who had been staying with him to help take care of his health and wellbeing. Officials said there were no signs of foul play in his death.

The actor first became famous in the late 1990s for his role on Buffy the Vampire Slayer, appearing in almost every episode of the show’s run. He also played Kevin Lynch on Criminal Minds and appeared in films and television projects throughout his career.

Brendon’s family released a statement saying they were “heartbroken” by his passing and remembered him for his creativity, passion, and artistic spirit. They said he had been optimistic about his future and was undergoing treatment for health concerns at the time of his death.

In recent years, Brendon shared parts of his health journey publicly, including a congenital heart defect diagnosis and treatments for other medical issues.

Tributes have poured in from former Buffy cast members and fans around the world. Co‑stars like Sarah Michelle Gellar, Alyson Hannigan, and David Boreanaz honored his memory on social media.

Nicholas Brendon’s work on Buffy remains beloved by fans, and his contributions to television and pop culture are widely celebrated.