| 1. | MontyMole1976 | C64-Longplay - Alien (720p) | 57 | |
| 2. |  Beyond The Scanlines | Alien on Commodore 64 (and ZX Spectrum) - A Rob Plays Review | 33 | Review |
| 3. | MontyMole1976 | C64 Longplay - Alien | 32 | |
| 4. |  Collieuk | ALIEN: ZX Spectrum | 21 | |
| 5. | RealGenericDemon | ZX Spectrum Vega Games - Alien Research Centre | 19 | |
| 6. | World of Longplays | ZX Spectrum Longplay [193] Alien Blitz (AU) | 18 | |
| 7. | Njenkin | Alien Command - on the ZX Spectrum 48K !! with Commentary | 14 | |
| 8. | RZX Archive | Alien Walkthrough, ZX Spectrum | 10 | Walkthrough |
| 9. | Rowlands Reviews | TeZ-X Spectrum Alien Slaphead | 10 | |
| 10. | RetroGameManDan79 | C64 Longplay: I-Alien | 9 | |
| 11. | RetroGameManDan79 | C64 Game: Alien Sidestep | 9 | |
| 12. | MontyMole1976 | C64-Longplay - Alien-CP (720p) | 8 | |
| 13. | RetroGameManDan79 | C64 Game: Alien Kill | 8 | |
| 14. |  Rudolph - Revival Horror | Alien - Commodore 64 (1984) | 6 | |
| 15. | Lukozer | Lukozer Retro Game Review 071 - Alien - Commodore 64 | 6 | Review |
| 16. | RetroGameManDan79 | C64 Longplay: Alien Task-Force II | 5 | |
| 17. | World of Longplays | ZX Spectrum Longplay [194] Alien Curse (EU DE) | 4 | |
| 18. | RetroGameManDan79 | C64 Shortplay: Alien Smash (by Martin Edwards) | 4 | |
| 19. | RetroGameManDan79 | C64 Game: Alien Brood | 4 | |
| 20. |  Retro Recenzent | Alien Armada - C64 (PL) | 4 | |
| 21. | RetroGameManDan79 | C64 Game: Alien Smash (by The Skull) | 3 | |
| 22. | RetroGameManDan79 | C64 Longplay: Alien Task-Force | 3 | |
| 23. | RetroGameManDan79 | C64 Game - Alien Battle II | 3 | |
| 24. | TASVideosChannel | [TAS] C64 Alien Armada by nymx in 00:30.91 | 3 | |
| 25. | Saberman RetroNews | ZX Spectrum -=Alien Astro Frenzy=- demo | 3 | |
| 26. | MontyMole1976 | C64 Longplay - Alien -CP- (final) | 3 | |
| 27. | KernzyP | SUPER ALIEN C64 COMMODORE 64 ELECTRONICS 1982 MAZE RETRO VIDEO GAME | 2 | |
| 28. | RetroGameManDan79 | C64 Game: Alien Rescue | 2 | |
| 29. | s2325 | die alien slime for Amstrad CPC | 2 | |
| 30. | RZX Archive | Lil'Alien Walkthrough, ZX Spectrum | 2 | Walkthrough |
| 31. | FREEZE64 | Commodore 64: Alien World game ending by HiTec Software | 1 | |
| 32. | zxspectrumgames4 | Die Alien Slime (ZX Spectrum) | 1 | |
| 33. | C64 MASTERS | COMMODORE 64 += Alien Invaders Plus! =+ NEW GAME 2023 | 1 | |
| 34. | Retro Recenzent | Alien - Amstrad (PL) | 1 | |
| 35. |  The Video Game Museum | Commodore C64 - Alien Panic 64 © 1982 Bubble Bus - Gameplay | 1 | |
| 36. | RetroGameManDan79 | C64 Game: Alien Battle | 1 | |
| 37. | RZX Archive | Alien Research Centre Walkthrough, ZX Spectrum | 1 | Walkthrough |
| 38. | RetroGameManDan79 | C64 Game: Alien City Blitz | 1 | |
| 39. | zxspectrumgames4 | Alien Evolution (ZX Spectrum) | 1 | |
| 40. |  The GamesBay | Alien - Amstrad CPC (1985) | 1 | |
| 41. | C64 MASTERS | Commodore 64 += Alien Easter Cat += Preview | 1 | Preview |
