| Sinclair ZX Spectrum cass. |  Campo De Minas + Speakeasy | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | Campo Minado | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | Cannibals from Outer Space Model 1SEA 322 | 198? | System 4 de Espana, S.A. Spain |
| Sinclair ZX Spectrum cass. | Capitales del Mundo Model CL008 | 198? | ABC Soft. Spain |
| Sinclair ZX Spectrum cass. |  Captain America in the Doom Tube of Dr. Megalomann | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. |  Captain Blood | 198? | Players Soft. |
| Sinclair ZX Spectrum cass. | Captain Fizz | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Captain Kelly | 198? | Bug-Byte London, England |
| Sinclair ZX Spectrum cass. | Casey Jones | 198? | PRISM Micro-informatique S.A. France |
| Sinclair ZX Spectrum cass. | Casino Royal | 198? | PRISM Micro-informatique S.A. France |
| Sinclair ZX Spectrum cass. | Castle of Confusion | 198? | Lasersound |
| Sinclair ZX Spectrum cass. | Castle Thade Revisited | 198? | Global Games Scotland |
| Sinclair ZX Spectrum cass. | Catch 23 | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Cauldron II | 198? | Silverbird Soft. 012439 |
| Sinclair ZX Spectrum cass. | Cauldron II - La Calabaza Contraataca | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Caverns of Kontonia Model 61911719 | 198? | Zafiro Soft. Div. Spain |
| Sinclair ZX Spectrum cass. | Centi-Bug | 198? | PRISM Micro-informatique S.A. France |
| Sinclair ZX Spectrum cass. | Cerius Model 1STL 269 | 198? | System 4 de Espana, S.A. Spain |
| Sinclair ZX Spectrum cass. | Chain Reaction Model SEC-506 | 198? | MCM Soft. Spain |
| Sinclair ZX Spectrum cass. | Challenge of the Gobots | 198? | Dro Soft. Madrid, Spain |
| Sinclair ZX Spectrum cass. | Championship Baseball Model AS706 | 198? | Alternative Soft., Ltd. |
| Sinclair ZX Spectrum cass. | Championship Golf | 198? | Cult |
| Sinclair ZX Spectrum cass. | Championship Sprint | 198? | Proein Soft Line Spain |
| Sinclair ZX Spectrum cass. | Championship Sprint Model AS752 | 198? | Alternative Soft., Ltd. |
| Sinclair ZX Spectrum cass. | Chase H.Q. Model SE 561 | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Chase H.Q. Model SLS 241 | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Chequered Flag | 198? | 2.99 Classics |
| Sinclair ZX Spectrum cass. | Chess | 198? | 2.99 Classics |
| Sinclair ZX Spectrum cass. | Chess | 198? | Profisoft Germany |
| Sinclair ZX Spectrum cass. | Chinese Patience | 198? | Zafiro Soft. Div. Spain |
| Sinclair ZX Spectrum cass. | Chubby Gristle | 198? | Bug-Byte London, England |
| Sinclair ZX Spectrum cass. | Chuckman Model IS 0051 | 198? | Mastertronic, Ltd. UK 012967 |
| Sinclair ZX Spectrum cass. | Ciempies | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | Clever Clogs - General Knowledge | 198? | Computer Tutor |
| Sinclair ZX Spectrum cass. | Clive + L'Ete sera Chaud + Kachiri + XOGS'4 Model SP 014 | 198? | Sprites France |
| Sinclair ZX Spectrum cass. | Cloud 99 | 198? | Zenobi Soft. |
| Sinclair ZX Spectrum cass. | Codename Mat | 198? | 2.99 Classics |
| Sinclair ZX Spectrum cass. | Codename Mat | 198? | Dixons |
| Sinclair ZX Spectrum cass. | Codename Mat | 198? | Zeppelin Games |
| Sinclair ZX Spectrum cass. | Codename MAT II | 198? | Bug-Byte London, England |
