Directed by Steve Ressel Written by Jhonen Vasquez   Rob Hummel   Cast Richard Steven Horvitz ... Zim / Irken (voice) Rikki Simons ... GIR / Monkey (voice) (as Rosearik Rikki Simons) Andy Berman ... Dib Membrane / Larb (voice) Melissa Fahn ... Gaz Membrane (voice) Lucille Bliss ... Ms. Bitters (voice) Brad Abrell ... Announcer (voice) Rodger Bumpass ... Professor Membrane (voice) Mo Collins ... RoboMom / Zita (voice) Phil LaMarr ... The Letter M (voice) Kevin McDonald ... Almighty Tallest Purple / Tae (voice) (as Kevin Hamilton McDonald) Michael McDonald ... RoboDad / Crewman (voice) Jhonen Vasquez ... Computer / Old Kid / Brian (voice) Wally Wingert ... Almighty Tallest Red / SIR (voice) Magda Giner ... Zim (Mexican spanish dubbing) (voice) Produced by Monique Beatty   Christine Griswold   Mary Harrington   Steve Ressel   Jhonen Vasquez   Original Music by Kevin Manthei

Additional Info Premiere: March 30, 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 #3,450 / 20,725 Ratings Breakdown Perfect 2 total ratings Site Ranking