| Tape image | /pub/sinclair/games/n/Nightmare_2.tzx.zip | 7,990 | - | NoneOriginal release (O) | | |
| Tape image | /pub/sinclair/games/n/Nightmare.tap.zip | 7,792 | - | Undetermined | | |
| Loading screen | /pub/sinclair/screens/load/n/scr/Nightmare.scr | 6,912 | - | | | |
| Running screen | /pub/sinclair/screens/in-game/n/Nightmare.gif | 6,095 | - | | | |
| Instructions | /pub/sinclair/games-info/n/Nightmare.txt | 578 | - | | | |
| POK pokes file | /zxdb/sinclair/pokes/n/Nightmare (1986)(K'Soft).pok | 33 | 97fb5e4665e4526fd8cf9ce18417f4ce | | | |
| RZX playback file | https://archive.org/download/rzxarchive/nightmare.rzx | - | - | | | Recorded by Fil |
| Inlay - Front | /zxdb/sinclair/entries/0003426/Nightmare_Front.jpg | 249,075 | d46a925324766f771919d2992373b0cd | NoneSingle jewel case | | |
| Media scan | /zxdb/sinclair/entries/0003426/Nightmare_Media.jpg | 71,763 | 3c01e58c03d63481b566b44f5f0b4371 | None | | |