Hey Arnold! was an American animated television show on the Nickelodeon network. The main character is a 9-10 year old boy with a football-shaped head like Phil on Rugrats/All Grown Up! named Arnold. A bully (mean girl) (former girlfriend of Arnold) named Helga Pataki (voiced by Francesca Marie Smith (born in 1985)) who loves/hates and is/was friends with him is another character. The show was about their lives in Hillwood, New York a made up great town in the north like New York City and New York/Newark, New Jersey. Season 0, episode 0a: Arnold Escapes from Church is made in 1986 and released in 1988, season 0, episode 0b: The Arnold Waltz is made in 1987 and released in 1990, season 0, episode 0c: Arnold Rides the Chair is made in 1989 and released in 1991, season 0: episode 0d is made in 1993, produced in 1994 and released in 1996, season 1 is made in 1995 and released in 1996-1997, season 2 is released in 1997-1998, season 3 is released in 1998, season 4 is released in 1998-2000, season 5 is released in 2000-2004. In 1996-1998 and 2001, screaming Arnold (who looks and sounds like Phil and Lil on Rugrats/All Grown Up!) was voiced by Kath Soucie who voiced Phil (bad boy and former friend/former best friend/former good friend of Tommy) who was the 1-night builder in the episode "Trading Places", the All Grown Up! episode of 2008 and Lil on Rugrats and All Grown Up! in 1989-2008. Baby Arnold crying at several times "Mommy, Daddy!" was voiced by Renee Sands in season 3, episode 28/67 or 69: Parents' Day (that's not a seasons 4-5 (1998-2004) episode) (released in 1998). Arnold's best friend named Gerald was voiced by Jamil Smith (born in 1982) and other best friend named Eugene (who appeared in seasons 1-5, episode 12b (1996-2003)) was voiced by Christopher J. Castile (born in 1980) in seasons 1, episodes 1-19a (1996), Jarrett Lennon (born in 1982) and Ben Diskin in season 1, episode 18a and seasons 2-4, episode 12b (1997-2003)). Arnold was voiced by J.D. Daniels (born in 1980) in season 0, episode 0d (1994), Toran Caudell (born in 1982) in season 1 (1996-1997), Phillip Van Dyke (born in 1985) in seasons 2-3 (1997-2000), Spencer Klein (in seasons 4-5, episodes 1-13 (1999-2002), and Alex D. Linz (born in 1989) in season 5, episode 14-24 (2002-2004).
The series was on Nickelodeon from October 7, 1996 until June 8, 2004. Episodes of Hey Arnold! are about 23 minutes each. Later on, Nickelodeon made a movie from it.