Directed by Steve Ressel   Written by Jhonen Vasquez   Eric Trueheart   Rob Hummel   Arthur F. Montmorency   Cast Richard Steven Horvitz ... Zim / Delivery Man (voice) Rikki Simons ... GIR / Chunk (voice) (as Rosearik Rikki Simons) Andy Berman ... Dib Membrane (voice) Melissa Fahn ... Gaz Membrane (voice) Lucille Bliss ... Ms. Bitters (voice) James Gleason ... Scientist #1 / Clerk / Neighbor (voice) David Herman ... Microgoggles Ad (voice) Jason Marsden ... Zootch / Hall Monitor / Torque Smacky (voice) Kevin McDonald ... Almighty Tallest Purple / Mongo (voice) Philece Sampler ... Scientist #4 / Germ Woman / Tiny Germ Voice (voice) Jhonen Vasquez ... Computer / Tallest Computer (voice) (as Mr. Scolex) Antoinette Spolar ... Receptionist / Nurse / Spoo (voice) Wally Wingert ... Almighty Tallest Red / Scientist #2 (voice) Produced by Monique Beatty   Christine Griswold   Mary Harrington   Steve Ressel   Jhonen Vasquez   Original Music by Kevin Manthei

Additional Info Premiere: April 20, 2001 DVD Release: November 21, 2006 Country: Distributor: Anime Works Websites: Production Companies Nicktoons Productions Distributors Nickelodeon Network   (2001-) (World-wide) (all media) Media Blasters   (2004) (USA) (DVD) Anime Works   (2004) (USA) (DVD) CBS All Access   (2020) (USA) (video) (VOD) Nickelodeon   (USA) (TV) Rating Stats Overall Rating -- / 10 Our Rating 6.4 / 10 Your Friends -- / 10 Male Users 6.4 / 10 Female Users -- / 10 Site Ranking #3,452 / 20,934 Ratings Breakdown Perfect 2 total ratings Site Ranking