Instagram/Nicholas Brendon & Sarah Celebrity Buffy stars honor Nicholas Brendon with heartfelt tributes and nostalgic memories following the actor's tragic passing. May 6, 2026 AceShowbiz - Following the heartbreaking loss of Nicholas Brendon, his co-stars from Buffy the Vampire Slayer have paid touching tributes to honor their late friend and colleague. Brendon, known for his role as Xander Harris, was a beloved member of the series, which featured Sarah Michelle Gellar as Buffy Summers and David Boreanaz as Angel, among others.