Which former Buffy star died at 54?

Nicholas Brendon dies at 54

Nicholas Brendon, best known for playing Xander Harris on Buffy the Vampire Slayer, has died at age 54. Multiple entries in the provided pool describe his passing and note that his death was shared by family members.

Why it matters

• End of an era for a landmark series: Brendon was part of the core ensemble during Buffy’s run, and the character of Xander became a fan favorite over years of episodes.
• Industry-wide tributes: The pool includes references to tributes from Buffy co-stars and others connected to the show, underscoring how widely remembered he remains.
• Health details not fully specified here: While one snippet in the pool references a prior health struggle, the provided text does not give a complete, verifiable medical cause for death in the same way it does for age and role.

What’s confirmed from the stories you supplied is that Brendon died at 54 and that he was widely recognized for Buffy and later work such as Criminal Minds (as mentioned in the snippets).

If you’re tracking entertainment news, expect ongoing coverage to include official statements, reactions from cast and crew, and updates on memorial plans—those are common after deaths of well-known series regulars.