Television News James Spader leaving NBC's 'The Office' sitcom after single season 02/27/2012 James Spader has decided to leave the U.S. sitcom "The Office" after one season, the show's producers said. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Steve Carell James Spader Boston Legal The Practice The Office