Region | Title | System | Version | Edition | Languages | Serial | Status |
| Amerzone: The Explorer's Legacy (Disc 3) | PC | | Original | | CD 65444102, CD 65444103 | |
| Amerzone: The Explorer's Legacy (Disc 2) | PC | | Original | | CD 65444102, CD 65444103 | |
| Amerzone Series: Part 1 | PC | | Unsolved Mysteries | | | |
| Alundra The Adventures of Alundra | PSX | | Original | | SLES-01135 | |
| Alpha Protocol (Disc 2) | PC | 1.00.0000 | Original | | SEGA-PC095-DISC 2 | |
| Alpha Protocol (Disc 1) | PC | 1.00.0000 | Original | | SEGA-PC095-DISC 1, SYX26176GM1 | |
| Alone in the Dark: The New Nightmare (Disc 3) | PC | 2.00 | Original, Best of Atari | | ALO4PCG/A3 | |
| Alone in the Dark: The New Nightmare (Disc 2) | PSX | | Original | | SLES-12801 | |
| Alone in the Dark: The New Nightmare (Disc 1) | PC | 2.00 | Best of Atari | | | |
| Alone in the Dark: The New Nightmare (Disc 1) | PSX | | Original | | SLES-02801 | |
| Alone in the Dark 3 | PC | | Dice | | DCG 004151, DMM 004175 | |
| Alone in the Dark 3 | PC | | Original, The Trilogy 1+2+3 | | ALON3GB5011 | |
| Alone in the Dark 2 | PC | | Original, The Trilogy 1+2+3 | | ALON22103 | |
| Alone in the Dark + Jack in the Dark | PC | | Original, Telstar Double Value Games | | ALONE2501EU | |
| Alien Odyssey | PC | | Original | | 810 5045 | |
| Alida | PC | 4.02.0000 | Original | | | |
| Alice in Wonderland | CDI | | Original | | 690 065-2 | |
| AGON: The Mysterious Codex | PC | 1.0 | Original | | | |
| Agatha Christie: Murder on the Orient Express | PC | | Diamond Casual Games | | MSL039785 | |
| Agatha Christie: Evil Under the Sun | PC | | Diamond Casual Games | | MSL039761 | |
| Agatha Christie: And Then There Were None | PC | | Diamond Casual Games | | MSL039778 | |
| Adventure at the Two Towers Adventure at the Château d'Or | PC | | Original | | | |
| The 11th Hour (Disc 4) | PC | | Original, White Label | | | |
| The 11th Hour (Disc 3) | PC | | Original, White Label | | | |
| The 11th Hour (Disc 2) | PC | | Original, White Label | | | |
| The 11th Hour (Disc 1) | PC | | Original | | | |
| The 11th Hour (Disc 1) | PC | | White Label | | | |