creator (52 episodes, 2000-2004)
written by (8 episodes, 2000-2004)
script (2 episodes, 2001-2002)
story (2 episodes, 2001-2002)
teleplay (1 episode, 2003)
written by (14 episodes, 2000-2004)
teleplay (2 episodes, 2001-2003)
written by (9 episodes, 2000-2003)
series writer (3 episodes, 2000)
story (6 episodes, 2001-2004)
written by (5 episodes, 2000-2004)
story (3 episodes, 2003-2004)
writer (3 episodes, 2003-2004)
teleplay (1 episode, 2004)
written by (1 episode, 2003)
story (1 episode, 2003)
writer (1 episode, 2003)
writer (1 episode, 2000)
story (1 episode, 2001)
writer (1 episode, 2004)
(1 episode, 2004)
story (1 episode, 2004)
character: The Joker (uncredited) (1 episode, 2002)