| 41334 | The Crossing | ZX81 16K | English |
| 10752 | The Crown | ZX-Spectrum 48K | English |
| 10751 | The Crown Jewels | ZX-Spectrum 48K | English |
| 20696 | The Crown of Lithrune | ZX-Spectrum 48K | English |
| 6113 | The Crown of Ramhotep | ZX-Spectrum 48K | English |
| 14689 | The Crown of Ramhotep + The Prospector | ZX-Spectrum 48K | English |
| 9644 | The Crypt | ZX-Spectrum 48K | English |
| 1178 | The Crypt | ZX-Spectrum 48K | English |
| 10753 | The Crystal Cavern | ZX-Spectrum 48K | English |
| 35696 | The Crystal Frog | ZX81 32K | English |
| 6116 | The Crystal Frog | ZX-Spectrum 48K | English |
| 7337 | The Crystal Kilodemo | ZX-Spectrum 48K/128K | English |
| 34779 | The Crystal of Chantie (BASIC) | ZX-Spectrum 48K | English |
| 6117 | The Crystal of Chantie (G.A.C.) | ZX-Spectrum 48K | English |
| 6118 | The Crystal of Power | ZX-Spectrum 48K | English |
| 7338 | The Cube | ZX-Spectrum 128K | English |
| 6126 | The Cup | ZX-Spectrum 48K | English |
| 42247 | The Curious Consequence Of Negative Co-ordinate Space | ZX-Spectrum 48K | English |
| 15526 | The Curse | ZX-Spectrum 48K | English |
| 6129 | The Curse of Nimue | ZX-Spectrum 48K/128K | English |