| Tape image | /pub/sinclair/games/f/ForgottenIsland.tzx.zip | 29,968 | - | NoneOriginal release (O) | | |
| Tape image | /pub/sinclair/games/f/ForgottenIsland(different).tzx.zip | 31,742 | - | Unspecified custom loaderOriginal release (O) | | (different) |
| Loading screen | /pub/sinclair/screens/load/f/scr/ForgottenIsland.scr | 6,912 | - | | | |
| Loading screen | /pub/sinclair/screens/load/f/scr/ForgottenIsland(different).scr | 6,912 | - | | | different |
| Running screen | /pub/sinclair/screens/in-game/f/ForgottenIsland.gif | 5,441 | - | | | |
| Inlay - Front | /pub/sinclair/games-inlays/f/ForgottenIsland.jpg | 47,199 | - | | | |
| RZX playback file | https://archive.org/download/rzxarchive/forgottenisland.rzx | - | - | | | Recorded by Paul E. Collins (with rollback) |