original casting (282 episodes, 2001-2015)
executive in charge of casting (192 episodes, 2005-2013)
casting associate (150 episodes, 2001-2007)
casting associate / casting assistant (136 episodes, 2009-2015)
casting assistant (74 episodes, 2012-2015)
casting associate (71 episodes, 2007-2011)
executive casting assistant (36 episodes, 2011-2013)
extras casting (17 episodes, 2004-2005)
extras casting (24 episodes, 2000-2015)
extras casting (23 episodes, 2003-2004)
executive casting assistant (20 episodes, 2013-2014)
extras casting (20 episodes, 2000-2011)
extras casting (18 episodes, 2014-2015)
casting assistant (5 episodes, 2000)
extras casting (2 episodes, 2000-2015)
extras casting (2 episodes, 2010-2012)
extras casting (2 episodes, 2012-2015)
extras casting: Las Vegas (1 episode, 2001)
casting intern (1 episode, 2002)
extras casting (1 episode, 2015)
extras casting (uncredited) (66 episodes, 2010-2013)
casting assistant (uncredited) (25 episodes, 2004-2005)
extras casting (uncredited) (19 episodes, 2006-2008)
extras casting (uncredited) (11 episodes, 2009-2010)
extras casting director (uncredited) (5 episodes, 2004)