The Hitchhiker's Guide to the Galaxy a human-like alien writer for the eccentric, electronic travel guide "The Hitchhiker's Guide to the Galaxy", by hitchhiking onto a passing Vogon spacecraft. Following his rescue, Dent explores the galaxy with Prefect and encounters Trillian, another human who had been taken from Earth prior to its destruction by the President of the Galaxy, the two-headed Zaphod Beeblebrox, and the depressed Marvin, the Paranoid Android. Certain narrative details were changed between the various adaptations. The various versions follow the same basic plot but they are in many places mutually contradictory, as Adams rewrote the story substantially for each new adaptation. Throughout
The Hitchhiker's Guide to the Galaxy edition was printed in 2003. The 2004 series was produced by Above The Title Productions and the scripts were published in July 2005, with production notes for each episode. This second radio script book is entitled "The Hitchhiker's Guide to the Galaxy Radio Scripts: The Tertiary, Quandary and Quintessential Phases". Douglas Adams gets the primary writer's credit (as he wrote the original novels), and there is a foreword by Simon Jones, introductions by the producer and the director, and other introductory notes from other members of the cast. The popularity of the radio series gave rise to a six-episode television