developed for television by (217 episodes, 2001-2017)
written by (9 episodes, 2001-2017)
story by (3 episodes, 2002)
excerpts written by (2 episodes, 2008-2009)
teleplay by (2 episodes, 2002-2004)
excerpts from episode "Pilot" written by (1 episode, 2010)
character created by: Superman (217 episodes, 2001-2017)
written by (23 episodes, 2002-2009)
executive story editor (18 episodes, 2002-2003)
story by (2 episodes, 2003-2004)
excerpts written by (1 episode, 2008)
teleplay by (1 episode, 2008)
written by (31 episodes, 2002-2011)
teleplay by (3 episodes, 2002-2011)
excerpts from episode "Reckoning" written by (1 episode, 2010)
story by (1 episode, 2008)
executive story editor (22 episodes, 2003-2004)
written by (3 episodes, 2003-2004)
written by (16 episodes, 2006-2011)
story by (2 episodes, 2008)
excerpts written by (1 episode, 2009)
written by (15 episodes, 2004-2007)
executive story editor (9 episodes, 2002)
written by (7 episodes, 2002-2003)
story by (1 episode, 2002)
teleplay by (1 episode, 2002)
written by (13 episodes, 2007-2011)
written by (10 episodes, 2006-2009)
teleplay by (2 episodes, 2006-2008)
written by (9 episodes, 2001-2004)
teleplay by (2 episodes, 2002)
written by (9 episodes, 2003-2008)
written by (8 episodes, 2008-2011)
teleplay by (1 episode, 2010)
characters created by: Fourth World (9 episodes, 2010-2011)
written by (6 episodes, 2007-2010)
story by (1 episode, 2011)
concept created by: Checkmate (7 episodes, 2010)
written by (4 episodes, 2001-2002)
written by (6 episodes, 2009-2011)
written by (4 episodes, 2003-2004)
written by (5 episodes, 2009-2011)
written by (4 episodes, 2002-2005)
written by (4 episodes, 2004-2005)
story by (2 episodes, 2002)
written by (1 episode, 2001)
written by (3 episodes, 2009-2011)
written by (3 episodes, 2009-2010)
written by (3 episodes, 2010-2011)
written by (2 episodes, 2001-2002)
written by (1 episode, 2004)
story by (2 episodes, 2005-2006)
teleplay by (1 episode, 2005)
story by (1 episode, 2006)
written by (2 episodes, 2006-2007)
written by (1 episode, 2002)
written by (1 episode, 2003)
written by (1 episode, 2006)
collaborating writer (1 episode, 2007)
written by (1 episode, 2008)
story by (1 episode, 2010)
concept (uncredited) (155 episodes, 2003-2017)