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 (novel) from BBC Audiobooks in the United Kingdom. Also by arrangement with Dove, ISIS Publishing Ltd produced a numbered exclusive edition signed by Douglas Adams () in 1994. To tie-in with the 2005 film, actor Stephen Fry, the film's voice of the Guide, recorded a second unabridged edition (). The popularity of the radio series gave rise to a six-episode television series, directed and produced by Alan J. W. Bell, which first aired on BBC 2 in January and February 1981. It employed many of the actors from the radio series and was based mainly on the radio versions of Fits