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 (radio series) posthumous cameo role by Adams as Agrajag, edited from his BBC audiobook recording of the novel. In series 3, after the events of series 2 are revealed to be a hallucination, Arthur Dent and Ford Prefect find themselves again stuck on prehistoric Earth. After being rescued, they find themselves transported to Lord's Cricket Ground just before it is destroyed by 11 white robots. Slartibartfast teaches Dent how cricket is based on the history of the worst wars in the galaxy, and the pair travel to Krikkit in order to prevent another war. In the final part, Dent and Trillian meet