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 Tertiary to Hexagonal Phases The Hitchhiker's Guide to the Galaxy Tertiary to Hexagonal Phases The Tertiary Phase, Quandary Phase, Quintessential Phase and Hexagonal Phase are respectively the third, fourth, fifth and sixth series of "The Hitchhiker's Guide to the Galaxy" radio series. Produced in 2003, 2004 and 2018 by Above the Title Productions and Perfectly Normal Productions for BBC Radio 4, they are radio adaptations of the third, fourth, fifth books and sixth books in Douglas Adams' "The Hitchhiker's Guide to the Galaxy" series: "Life, the Universe and Everything"; "So Long, and Thanks For All the Fish"; "Mostly Harmless" and "And Another Thing...". These