| Tape image | /pub/sinclair/games/s/SubterraneanNightmare.tzx.zip | 26,037 | - | NoneOriginal release (O) | | |
| Tape image | /pub/sinclair/games/s/SubterraneanNightmare.tap.zip | 28,656 | - | Undetermined | | |
| Loading screen | /pub/sinclair/screens/load/s/scr/SubterraneanNightmare.scr | 6,912 | - | | | |
| Running screen | /pub/sinclair/screens/in-game/s/SubterraneanNightmare.gif | 4,085 | - | | | |
| Instructions | /pub/sinclair/games-info/s/SubterraneanNightmare.txt | 3,102 | - | | | |
| Game map | /pub/sinclair/games-maps/s/SubterraneanNightmare.png | 101,571 | - | | | |
| POK pokes file | /zxdb/sinclair/pokes/s/Subterranean Nightmare (1986)(Americana Software).pok | 92 | d3c2df3067087a005f2d4fc7838e55c3 | | | |
| Inlay - Front | /zxdb/sinclair/entries/0004982/SubterraneanNightmare.jpg | 708,838 | 3c0095b16be45d37301192f1d6edf165 | NoneSingle jewel case | | |
| RZX playback file | https://archive.org/download/rzxarchive/subterranean.rzx | - | - | | | Recorded by Albert Valls (with rollback) |
| Media scan | /zxdb/sinclair/entries/0004982/SubterraneanNightmare_Media.jpg | 109,114 | ddd61035a47820fb68ad9d91f878e7d6 | None | | |