Directed by Tuck Tucker   Written by Jonathan Greenberg   Craig Bartlett   Michelle Lamoreaux   Cast Spencer Klein ... Arnold (voice) Dan Castellaneta ... Arnold's Grandpa / TV Announcer (voice) Sam Gifaldi ... Sid (voice) Olivia Hack ... Rhonda Wellington Lloyd (voice) Dom Irrera ... Ernie Potts (voice) Richard Mulligan ... Jimmy Kafka (voice) Justin Shenkarow ... Harold Berman (voice) Francesca Marie Smith ... Helga Pataki (voice) (as Francesca Smith) Jamil Walker Smith ... Gerald Johanssen (voice) Kath Soucie ... Miriam Pataki (voice) (as Kath E. Soucie) Steve Viksten ... Oskar Kokoshka / Race Official (voice) Christopher Walberg ... Stinky Petersen (voice) Produced by Craig Bartlett   Mary Harrington   Michelle Lamoreaux   Donna Smith   Steve Socki   Original Music by Jim Lang

Additional Info Premiere: January 12, 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 #2,853 / 21,178 Site Ranking