The Hitchhiker's Guide to the Galaxy States and Canada with Hannibal Records and Simon and Schuster were later negotiated by Douglas Adams and his agent, Ed Victor, after gaining full rights to the recordings from Original Records, which went bankrupt. There have been three audiobook recordings of the novel. The first was an abridged edition (), recorded in the mid-1980s for the EMI label Music For Pleasure by Stephen Moore, best known for playing the voice of Marvin the Paranoid Android in the radio series and in the TV series. In 1990, Adams himself recorded an unabridged edition for Dove Audiobooks (), later re-released by New
The Hitchhiker's Guide to the Galaxy "Life, the Universe and Everything" in 1996. There was also a series of collectors' cards with art from and inspired by the comic adaptations of the first book, and a graphic novelisation (or "collected edition") combining the three individual comic books from 1993, itself released in May 1997. Douglas Adams was deeply opposed to the use of American English spellings and idioms in what he felt was a very British story, and had to be talked into it by the American publishers, although he remained very unhappy with the compromise. The adaptations were scripted by John Carnell. Steve Leialoha provided