based on the books by (64 episodes, 1995-2001)
creator (59 episodes, 1995-2001)
story by (12 episodes, 1995-2000)
story (2 episodes, 1997-2001)
based on the books by (66 episodes, 1995-2001)
story editor (13 episodes, 1995-1999)
(64 episodes, 1995-2001)
staff writer (15 episodes, 1995-2001)
written by (2 episodes, 1996-1997)
story editor (38 episodes, 1996-2001)
(39 episodes, 1996-2001)
story consultant for Nickelodeon (21 episodes, 1995-1999)
story consultant (4 episodes, 1995-1997)
story consultant: Nickelodeon (2 episodes, 1996)
written by (26 episodes, 1996-2001)
written by: segment Circus for Tutu (1 episode, 1997)
story editor (25 episodes, 1995-1999)
written by (14 episodes, 1995-2001)
story editor (14 episodes, 1995-1999)
(14 episodes, 1995-1999)
written by (3 episodes, 1995-1996)
written by (6 episodes, 1995-1999)
written by: segment Who Am I (1 episode, 1997)
head writer (4 episodes, 2001)
written by (4 episodes, 2000-2001)
written by (6 episodes, 2000-2001)
writer (1 episode, 1997)
written by (4 episodes, 1996-2000)
(4 episodes, 1995)
written by (2 episodes, 1995)
(3 episodes, 1996-1997)
written by (1 episode, 1996)
(3 episodes, 1996)
(3 episodes, 1997-1999)
(3 episodes, 1997)
written by: segment Marbles (1 episode, 1997)
written by: segment The Great Race (1 episode, 1997)
written by (3 episodes, 2000)
written by (2 episodes, 1996)
written by (2 episodes, 2000-2001)
developed by (unknown episodes)
(1 episode, 1995)
written by (1 episode, 1995)
created by (unknown episodes)
story by (1 episode, 1996)
written by (1 episode, 2000)
(uncredited) (1 episode, 1995)