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 Hitchhiker’s Guide to the Galaxy Mk II" by saying: "I have been quite popular in my time. Some even read my books." After several years of setbacks and renewed efforts to start production and a quarter of a century after the first book was published, the big-screen adaptation of "The Hitchhiker's Guide to the Galaxy" was finally shot. Pre-production began in 2003, filming began on 19 April 2004 and post-production began in early September 2004. After a London premiere on 20 April 2005, it was released on 28 April in the UK and Australia, 29 April in the United States