24 aired 8 seasons totaling 192 episodes.
24 (TV series) . Premiering on November 6 , 2001 , the show spanned 192 episodes over eight seasons ; the series finale broadcast on May 24 , 2010 . A typical plot has Bauer racing against the clock as he attempts to thwart multiple terrorist plots , including presidential assassination attempts , weapons of mass destruction detonations , bioterrorism , cyber attacks , as well as conspiracies that deal with government and corporate corruption .24 garnered critical acclaim , winning numerous awards over its eight seasons , including Best Drama Series at the 2003 Golden Globe Awards and Outstanding Drama Series at the 2006 Primetime Emmy Awards .