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 Galaxy (film) postal system". The "Guide to Fanboys", written by Touchstone Pictures' copywriters as part of their promotion of the movie, only ever appeared as website text. Though released at the same time as the iTunes entries, it was never intended to be recorded and is otherwise unconnected with the Fry/Talbot/Browse works. Rotten Tomatoes, a review aggregator, reports that 60% of 194 surveyed critics gave the film a positive review; the average rating is 6.1/10. The site's consensus reads: "A frantic and occasional funny adaptation of Douglas Adams' novel. However, it may have those unfamiliar with the source material scratching their heads."