| title | developer | year | platform | | pop. |
|---|
| Alien | Concept Software | 1984 | ZX Spectrum | strategy Horror | image | | label | |
| Alien | Concept Software | 1985 | Amstrad CPC | strategy Horror | image | | label | |
| Alien | 20th Century Fox | 1982 | Atari 2600 | action/reflex maze Horror | image | | label | |
| Alien | Concept Software | 1984 | C64 | strategy Horror | image | | label | |
| Alien 3: The Gun | Sega | 1993 | Arcade | shooting gallery Science Fiction | image | | label | |
| Alien Resurrection | Argonaut | 2000 | PS | Science Fiction | image | subject | label | |
| Alien Trilogy | Probe | 1996 | PS | shooter Horror | image | subject | label | |
| Alien Trilogy | Probe | 1996 | Windows | shooter Horror | | | label | |
| Alien Trilogy | Probe | 1996 | MS-DOS | shooter Horror | image | | label | |
| Alien Trilogy | Probe | 1996 | Saturn | shooter Horror | image | subject | label | |
| Alien vs Predator | Activision | 1994 | Lynx | Science Fiction | image | | label | |
| Alien vs Predator | Capcom | 1994 | Arcade | beat 'em up Science Fiction | image | subject | label | |
| Alien vs. Predator | IGS | 1993 | SNES | beat 'em up Science Fiction | image | subject | label | |
| Alien vs. Predator | Rebellion | 1994 | Jaguar | Horror | image | subject | label | |
| Alien vs. Predator: The Last of His Clan | Ask Kodansha | 1993 | GB | platformer Science Fiction | image | subject | label | |
| Alien: Isolation | Creative Assembly | 2014 | Windows | action/reflex adventure Horror | image | | label | |
| Alien: Isolation | Creative Assembly | 2014 | X360 | action/reflex adventure Horror | image | | label | |
| Alien: Isolation | Creative Assembly | 2014 | Xbox One | action/reflex adventure Horror | image | | label | |
| Alien: Isolation | Creative Assembly | 2014 | PS3 | action/reflex adventure Horror | image | subject | label | |
| Alien: Isolation | Creative Assembly | 2014 | PS4 | action/reflex adventure Horror | image | subject | label | |
| Alien: Isolation | Creative Assembly | 2015 | Linux | action/reflex adventure Horror | | | label | |
| Alien: Isolation | Creative Assembly;Feral Interactive Limited | 2019 | Switch | adventure | image | subject | label | |
| Alien³ | Bits Studios | 1993 | GB | adventure Science Fiction | image | | label | |
| Alien³ | Probe Entertainment | 1992 | NES | platformer shooter Science Fiction | image | | label | |
| Alien³ | Probe | 1993 | SNES | platformer shooter Science Fiction | image | subject | label | |
| Alien³ | Probe Software | 1993 | Mega Drive | platformer shooter Science Fiction | image | subject | label | |
| Alien³ | Probe | 1992 | Master System | platformer shooter Horror | image | | label | |
| Alien³ | Probe | 1992 | Amiga | platformer shooter Science Fiction | image | subject | label | |
| Alien³ | Probe;Arena Entertainment | 1992 | C64 | platformer shooter Science Fiction | image | | label | |
| Alien³ | Probe Entertainment | 1992 | Game Gear | platformer shooter Science Fiction | image | | label | |
| Aliens | Konami | 1990 | Arcade | beat 'em up platformer shooter Horror | image | subject | label | |
| Aliens | Software Studios | 1986 | ZX Spectrum | shooting gallery Horror | image | | label | |
| Aliens | Software Studios | 1986 | Amstrad CPC | shooting gallery Horror | image | | label | |
| Aliens | Software Studios | 1987 | C64 | shooting gallery Horror | image | | label | |
| Aliens | Mr. Micro | 1987 | C16/Plus4 | shooting gallery Horror | image | | label | |
| Aliens | Mr. Micro | 1987 | MSX | shooting gallery Horror | image | | label | |
| Aliens 2 | ? | 1987 | MSX2 | platformer shooter | image | | label | |
| Aliens Online | Mythic Entertainment | 1998 | Windows | Science Fiction | image | | label | |
| Aliens versus Predator | Rebellion | 1999 | Windows | shooter Horror | image | subject | label | |
| Aliens versus Predator | Rebellion | ? | Linux | shooter Horror | | | label | |
| Aliens versus Predator | Mac Play | 2001 | Mac OS Classic | shooter Horror | image | | label | |
| Aliens versus Predator | Icculus | 2001 | Linux | Science Fiction | | | label | |
| Aliens versus Predator | MacPlay | 2001 | Mac OS X | Horror | | | label | |
| Aliens versus Predator 2 | Monolith Productions | 2001 | Windows | Science Fiction | image | subject | label | |
| Aliens versus Predator 2 | MacPlay | 2003 | Mac OS X | Horror | | | label | |
| Aliens versus Predator 2: Primal Hunt | Third Law Entertainment | 2002 | Windows | shooter Horror | image | | label | |
| Aliens versus Predator: Extinction | Zono | 2003 | Xbox | action/reflex strategy Horror | image | subject | label | |
| Aliens versus Predator: Extinction | Zono | 2003 | PS2 | action/reflex strategy Horror | image | subject | label | |
| Aliens vs Predator | Rebellion Developments | 2010 | Windows | shooter Horror | image | subject | label | |
| Aliens vs Predator | Rebellion Developments | 2010 | PS3 | shooter Horror | image | subject | label | |
| Aliens vs Predator | Rebellion Developments | 2010 | X360 | shooter Horror | image | subject | label | |
| Aliens vs Predator: Requiem | Rebellion | 2007 | PSP | action/reflex Science Fiction | image | subject | label | |
| Aliens: A Comic Book Adventure | Cryo Interactive | 1995 | MS-DOS | adventure Science Fiction | image | subject | label | |
| Aliens: Colonial Marines | Check Six | 2002 | PS2 | Science Fiction | image | | label | |
| Aliens: Colonial Marines | Gearbox Software;TimeGate Studios;Nerve Software | 2013 | Windows | Science Fiction | image | | label | |
| Aliens: Colonial Marines | Gearbox Software;TimeGate Studios;Nerve Software | 2013 | X360 | Science Fiction | image | subject | label | |
| Aliens: Colonial Marines | Gearbox Software;TimeGate Studios;Nerve Software | 2013 | PS3 | Science Fiction | image | subject | label | |
| Aliens: Colonial Marines | Gearbox Software | 2013 | Wii U | Science Fiction | image | | label | |
| Aliens: Extermination | Play Mechanix | 2006 | Arcade | action/reflex shooting gallery Horror | image | subject | label | |
| Aliens: Infestation | WayForward Technologies;Gearbox Software | 2011 | Nintendo DS | action/reflex adventure Horror | image | subject | label | |
| Aliens: Thanatos Encounter | Crawfish Interactive | 2001 | GBC | maze shooter Science Fiction | image | | label | |
| Aliens: The Computer Game | Mr. Micro | 1987 | ZX Spectrum | action/reflex Horror | image | | label | |
| Aliens: The Computer Game | Activision | 1986 | C64 | action/reflex Horror | image | | label | |
| Aliens: The Computer Game | Activision | 1987 | Apple II E | action/reflex Horror | image | | label | |
| Aliens: The Computer Game | Mr. Micro | 1987 | Amstrad CPC | action/reflex Horror | image | | label | |
| AliensRL | author | 2007 | Windows | action/reflex role-play Science Fiction | image | | label | |
| AliensRL | author | 2007 | Linux | role-play Science Fiction | image | | label | |
| LV-426 | Derbian Games | 2007 | Windows | shooting gallery Horror | image | | label | |
| The Alien | Avalon Hill | 1982 | Apple II E | strategy adventure Horror | image | | label | |
