Dramatized audiobooks take storytelling somewhere a straight narration rarely goes, using full casts, sound design, and original scoring to turn a book into something closer to a radio play. It’s a format with deep roots, and productions like the BBC’s adaptation of “Hitchhiker’s Guide to the Galaxy” show just how much a well-chosen cast can change the way a story lands.

If you grew up on radio dramas or you find yourself wanting more texture than a single voice can give, this is your corner of the audiobook world. Listeners who love theater or film tend to fall hard for this format.