The Hitchhiker's Guide to the Galaxy President; the depressed robot Marvin the Paranoid Android; and Trillian, formerly known as Tricia McMillan, a woman Arthur once met at a party in Islington and the only other human survivor of Earth's destruction thanks to Beeblebrox' intervention. The first radio series comes from a proposal called "The Ends of the Earth": six self-contained episodes, all ending with Earth's being destroyed in a different way. While writing the first episode, Adams realized that he needed someone on the planet who was an alien to provide some context, and that this alien needed a reason to be there. Adams finally settled
Douglas Adams's Guide to The Hitchhiker's Guide to the Galaxy Douglas Adams's Guide to The Hitchhiker's Guide to the Galaxy Douglas Adams's Guide to The Hitch-Hiker's Guide to the Galaxy is a BBC Radio production sold as an audio book on two cassette tapes (later, two CDs). The programme was partially broadcast by BBC Radio 4 as a 40-minute feature titled "The Guide to 20 Years' Hitch-Hiking" on 5 March 1998, marking the 20th anniversary of the first radio programme in the "Hitchhiker's Guide to the Galaxy series". The first tape runs 55 minutes and is narrated by Peter Jones, who narrated the original radio series. It features comments by