Directed by Tuck Tucker   Written by Craig Bartlett   Joe Ansolabehere   Steve Viksten   Joseph Purdy   Michelle Lamoreaux   Mark Valenti   Cast Spencer Klein ... Arnold (voice) Ashley Buccille ... Lila Sawyer (voice) Dan Butler ... Mr. Simmons (voice) Dan Castellaneta ... Arnold's Grandpa (voice) Avriel Epps ... Timberly Johanssen (voice) James Keane ... Marty Green (voice) Maurice LaMarche ... Big Bob Pataki (voice) Anndi McAfee ... Phoebe Heyerdahl / Pet Shop Girl (voice) Candi Milo ... Parrot (voice) Lou Rawls ... Harvey / Pop Daddy (voice) Francesca Marie Smith ... Helga Pataki / Camp Fire Lass (voice) (as Francesca Smith) Jamil Walker Smith ... Gerald Johanssen (voice) Kath Soucie ... Miriam Pataki (voice) (as Kath E. Soucie) Jay Waddell ... School Kid (voice) Produced by Craig Bartlett   Mary Harrington   Donna Smith   Steve Socki   Steve Viksten   Original Music by Jim Lang

Additional Info Premiere: April 05, 1999 DVD Release: November 27, 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 #2,836 / 21,035 Site Ranking