the hitchhiker's guide to the galaxy is an interactive fiction video game based on the comedic science fiction series of the same name. it was designed by series creator douglas adams and infocom's steve meretzky, and it was first released in 1984 for the apple ii, macintosh, commodore 64, cp/m, ms-dos, amiga, atari 8-bit family, and atari st. it is infocom's fourteenth game.