The Valley (Argus Press/Unknown/Kayde Software Ltd/Outlet) Available for Acorn Electron, Atari 400/800/600XL/800XL/130XE, BBC Model B, Commodore 64, Dragon 32, Oric 1/Oric 48K, Spectrum 48K & ZX Vega
The Valley (Kayde Software Ltd) Available for Dragon 32
The Valley (Computing Today) Available for BBC Model B
The Valley (UKACOC) Available for Atari 400/800/600XL/800XL/130XE