Directed by Tuck Tucker   Written by Craig Bartlett   Peter Burns   Robert Lamoreaux   Joseph Purdy   Cast Spencer Klein ... Arnold (voice) Lori Alan ... Brooke Lloyd (voice) Craig Bartlett ... Water Tower Worker / Abner the Pig (voice) Dan Castellaneta ... Arnold's Grandpa (voice) Baoan Coleman ... Mr. Hyunh (voice) Blake Ewing ... Eugene Horowitz (voice) (as Blake McIver Ewing) Sam Gifaldi ... Sid (voice) Olivia Hack ... Rhonda Wellington Lloyd (voice) Dom Irrera ... Ernie Potts (voice) Jarrett Lennon ... Eugene Horowitz (voice) Tress MacNeille ... Arnold's Grandma (voice) Sam McMurray ... Buckley Lloyd (voice) Lauren Robinson ... Nadine (voice) Justin Shenkarow ... Harold Berman (voice) Francesca Marie Smith ... Helga Pataki (voice) (as Francesca Smith) Jamil Walker Smith ... Gerald Johanssen / Peapod Kid (voice) Steve Viksten ... Oskar Kokoshka (voice) Christopher Walberg ... Stinky Petersen (voice) Jordan Warkol ... Chocolate Boy (voice) Produced by Craig Bartlett   Mary Harrington   Michelle Lamoreaux   Joseph Purdy   Donna Smith   Steve Socki   Steve Viksten   Original Music by Jim Lang

Additional Info Premiere: January 05, 2001 DVD Release: December 04, 2009 Country: Distributor: Shout! Factory Websites: Production Companies Nicktoons Productions Nubian Nights Worldwide Games Animation (seasons 1-3) Nickelodeon Animation Studios (seasons 4-5) Nickelodeon Network Nicktoons Productions (1996-2004) Snee-Oosh Productions Distributors Nickelodeon Network   (1996-2004) (USA) (TV) CBS All Access   (2020) (USA) (video) (VOD) CBS   (2001) (USA) (TV) Nickelodeon   (USA) (TV) Paramount Home Entertainment   (1997) (USA) (VHS) Paramount Home Entertainment   (2001) (USA) (DVD) Shout! Factory   (2011) (USA) (DVD) (season one) Shout! Factory   (2012) (USA) (DVD) (Season Two, Parts One and Two) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #2,892 / 21,529 Site Ranking