created by (182 episodes, 2001-2010)
written by (14 episodes, 2001-2009)
story by (1 episode, 2003)
story editor (23 episodes, 2002-2003)
executive story editor (21 episodes, 2003-2004)
teleplay by (2 episodes, 2002)
story by (1 episode, 2002)
written by (13 episodes, 2001-2009)
staff writer (22 episodes, 2006-2007)
executive story editor (19 episodes, 2009-2010)
story editor (15 episodes, 2007-2009)
written by (5 episodes, 2007-2010)
written by (11 episodes, 2002-2008)
story editor (23 episodes, 2001-2002)
executive story editor (22 episodes, 2002-2003)
written by (12 episodes, 2001-2007)
executive story editor (25 episodes, 2004-2005)
story editor (22 episodes, 2003-2004)
written by (10 episodes, 2002-2009)
story editor (22 episodes, 2006-2007)
executive story editor (13 episodes, 2007-2009)
written by (7 episodes, 2006-2009)
written by (6 episodes, 2006-2009)
written by (3 episodes, 2007-2009)
story editor (13 episodes, 2007-2009)
executive story editor (6 episodes, 2009)
teleplay by (1 episode, 2003)
staff writer (1 episode, 2009-2010)
written by (1 episode, 2010)
written by (11 episodes, 2001-2007)
written by (10 episodes, 2002-2006)
written by (10 episodes, 2001-2007)
written by (9 episodes, 2004-2009)
written by (7 episodes, 2001-2004)
written by (6 episodes, 2004-2006)
written by (2 episodes, 2003-2005)
written by (2 episodes, 2007-2010)
written by (2 episodes, 2009-2010)
written by (2 episodes, 2009)
written by (2 episodes, 2010)
written by (1 episode, 2003)
written by (1 episode, 2004)
written by (1 episode, 2005)
written by (1 episode, 2006)
staff writer (1 episode, 2009)
written by (1 episode, 2009)