Directed by Larry Leichliter   Stark Howell   Tuck Tucker   Written by Joe Ansolabehere   Steve Viksten   Craig Bartlett   Joseph Purdy   Francesca Marie Smith   Cast Dan Castellaneta ... Arnold's Grandpa (voice) Baoan Coleman ... Mr. Hyunh (voice) Elliott Gould ... Rabbi Goldberg (voice) James Keane ... Marty Green (voice) Tress MacNeille ... Arnold's Grandma (voice) Justin Shenkarow ... Harold Berman (voice) Francesca Marie Smith ... Helga Pataki / Camp Fire Lass (voice) (as Francesca Smith) Jamil Walker Smith ... Gerald Johanssen (voice) Kath Soucie ... Marilyn Berman (voice) (as Kath E. Soucie) Phillip Van Dyke ... Arnold (voice) Steve Viksten ... Oskar Kokoshka (voice) Christopher Walberg ... Stinky Petersen (voice) David Wohl ... Jerry Berman (voice) Adam Wylie ... Curly Gammelthorpe (voice) Produced by Craig Bartlett   Mary Harrington   Michael Lessa   Joseph Purdy   Donna Smith   Steve Viksten   Original Music by Jim Lang

Additional Info Premiere: August 31, 1998 DVD Release: December 08, 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 #2,837 / 21,027 Site Ranking