Brendon played Xander Harris in 'Buffy the Vampire Slayer' over seven seasons between 1997 and 2003. The Los Angeles-born actor was also known for his appearances in shows like 'Criminal Minds,' 'Private Practice' and 'Kitchen Confidential.'

Actor Nicholas Brendon, best known for playing Xander on "Buffy the Vampire Slayer," died Friday at the age of 54.

Nicholas Brendon, who played Xander Harris in \