Directed by Steve Ressel Written by Jeff Astrof Gabor Csupo Arlene Klasky Steve Pepoon Mark Risley Mike Sikowitz David Silverman Stephen Sustarsic Cast Lacey Chabert ... Eliza Thornberry (voice) Jodi Carlisle ... Marianne Thornberry (voice) Tim Curry ... Nigel Thornberry (voice) Flea ... Donnie / Tom (voice) Danielle Harris ... Debbie Thornberry (voice) Tom Kane ... Darwin (voice) Dan Anders ... Thoekild / Klaus (voice) Max Brooks ... Lead Dog (voice) Danny Cooksey ... Wanuug (voice) Jonathan Joss ... Ooloopie / Mean Polar Bears (voice) Dwight Schultz ... Dr. Freed / Customer (voice) Nick Wilder ... Olav (voice) Produced by Eva Almos Eryk Casemiro Gabor Csupo Cella Nichols Duffy Christine Ferriter Arlene Klasky Jeff McGrath Laslo Nosek Ed Scharlach Original Music by Drew Neumann

Additional Info Premiere: September 28, 1999 DVD Release: December 01, 2010 Country: Distributor: Shout! Factory Websites: Production Companies Klasky-Csupo Nickelodeon Network Distributors CBS All Access   (2020) (USA) (video) (VOD) Hasbro   (2003) (USA) (video) Nickelodeon Network   (1998-2001) (USA) (TV) Nickelodeon   (USA) (TV) Shout! Factory   (2011) (USA) (DVD) (season one) Shout! Factory   (2011) (USA) (DVD) (season two, part 1) Shout! Factory   (2012) (USA) (DVD) (Season Two, Part 2) Shout! Factory   (2015) (USA) (DVD) (complete series) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #3,924 / 20,698 Site Ranking