The Hitchhiker's Guide to the Galaxy (novel) productions in the late 1970s. Davies himself appears as Prosser. This edition is out of print – Adams bought up many remainder copies and sold them, autographed, on his website. There have been three audiobook recordings of the novel. The first was an abridged edition (), recorded in the mid-1980s by Stephen Moore, best known for playing the voice of Marvin the Paranoid Android in the radio series, LP adaptations and in the TV series. In 1990, Adams himself recorded an unabridged edition for Dove Audiobooks (), later re-released by New Millennium Audio () in the United States and available
The Hitchhiker's Guide to the Future The Hitchhiker's Guide to the Future The Hitchhiker's Guide to the Future was a four-part radio series hosted by Douglas Adams. It was first broadcast on BBC Radio 4 in October 2000, and repeated in April and May 2001, and September 2014. Because the radio series turned out to be Adams's final project for the BBC before his death (a week after the first broadcast of the final episode), all four episodes are still available for download from the Radio 4 website. Extracts from the four programmes are also available for listening within the "Douglas Adams at the BBC" collection.