Directed by Jamie Mitchell Juli Murphy Dan Povenmire Steve Socki Tuck Tucker Written by Craig Bartlett   Joe Ansolabehere   Steve Viksten   Christopher Simmons   Rachel Lipman   Joseph Purdy   Cast Toran Caudell ... Arnold (voice) Francesca Marie Smith ... Helga Pataki (voice) Jamil Walker Smith ... Gerald Johanssen (voice) (as Jamil W. Smith) Anndi McAfee ... Phoebe Heyerdahl (voice) (as Anndi L. Mcafee) Justin Shenkarow ... Harold Berman (voice) Dan Castellaneta ... Arnold's Grandpa / Conductor / Earl (voice) Tress MacNeille ... Arnold's Grandma (voice) Kath Soucie ... Hillary / Martha (voice) (as Kath E. Soucie) Tony Jay ... Doctor (voice) Mark Hamill ... Grubby / Cop (voice) Kevin Michael Richardson ... Bilnd Man / Newscaster (voice) Sam Gifaldi ... Sid (voice) Olivia Hack ... Rhonda Wellington Lloyd (voice) John Mariano ... Vic / Morrie (voice) Craig Bartlett ... Brainy (voice) Produced by Joe Ansolabehere   Craig Bartlett   Geraldine Clarke   Melinda Wunsch Dilger   Mary Harrington   Richard Leroy   Michael Lessa   Jamie Mitchell   Bob Nesler   Kathrin Seitz   Tami Sloan Tsark   Steve Viksten   Barbara Wright   Original Music by Jim Lang

Additional Info Premiere: November 18, 1996 DVD Release: August 21, 2008 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 #2,837 / 20,886 Site Ranking