The Hitchhiker's Guide to the Galaxy: The Original Radio Scripts contains a new introduction by Geoffrey Perkins, and newly researched material by M. J. Simpson, including a transcript of "The Lost Hitchhiker Sketch." The sketch was an interview with Simon Jones in character as Arthur Dent, conducted by Sheila Steafel on her show "Steafel Plus" in 1982, written entirely by Adams. The sketch can be heard in the "Douglas Adams at the BBC" CD collection. The book now contains transcripts of all Hitchhikers radio sketches, barring a sketch for Marvin that Adams wrote for the BBC Radio 1 show Studio B15 to promote the television version of the serial, which
The Hitchhiker's Guide to the Galaxy adaptation in front of a live audience, featuring many members of the original cast including Stephen Moore, Susan Sheridan, Mark Wing-Davey, Simon Jones and Geoff McGivern, with John Lloyd as the book. The adaptation was adapted by Dirk Maggs primarily from Fit the First, including material from the books and later radio Fits as well as some new jokes. It formed part of Radio 4's "Character Invasion" series. The first four radio episodes were adapted for a new double LP, also entitled "The Hitchhiker's Guide to the Galaxy" (appended with "Part One" for the subsequent Canadian release), first by mail-order