| 6059 | The Canasto Rebellion | ZX-Spectrum 48K | English |
| 6962 | The Case of the Beheaded Smuggler | ZX-Spectrum 48K | English |
| 9583 | The Case of the Mixed-Up Shymer | ZX-Spectrum 48K | English |
| 6062 | The Case of the Obscene Mural | ZX-Spectrum 48K | English |
| 6071 | The Castle | ZX-Spectrum 48K | English |
| 32145 | The Castle | ZX-Spectrum 48K | English |
| 35094 | The Cave of Magic: A Troll's Revenge | ZX-Spectrum 48K | English |
| 10735 | The Caves of Skull | ZX-Spectrum 48K | English |
| 6077 | The Challenge | ZX-Spectrum 48K | English |
| 10737 | The Challenge of Iythus | ZX-Spectrum 128K | English |
| 10738 | The Chameleon Key | ZX-Spectrum 48K | English |
| 10739 | The Changeling | ZX-Spectrum 48K | English |
| 10742 | The Citadel | ZX-Spectrum 48K | English |
| 17667 | The City | ZX-Spectrum 48K | English |
| 32428 | The City (ZxZvm) | ZX-Spectrum 128 +3 | English |
| 6084 | The City of 'Ehdollah | ZX-Spectrum 48K | English |
| 32091 | The City of Alzan | ZX81 16K | English |
| 6095 | The Code | ZX-Spectrum 48K | English |
| 38790 | The Computer & Video Games Book of Adventure - Demo | ZX-Spectrum 16K | English |
| 19963 | The Connecticut Apple Affair | ZX-Spectrum 48K | English |