Unlockable - Arkvoodle Cult Unlockables | |
| Arkvoodle Cult missions | Successfully complete main missions to unlock more of these. |
| Last Bay City Arkvoodle Cult mission | Start the last Arkvoodle Cult mission in Albion, then go back to Bay City. |
| Alien Artifact Detector | Successfully complete the last Arkvoodle Cult mission in Albion. |
| Final Arkvoodle Cult mission (Takashima) | Collect 30 Alien Artifacts. |
| Burrow Beast (Super Weapon) | Successfully complete the final Arkvoodle Cult mission. |
| Furotech Cell Detector | Successfully complete the final Arkvoodle Cult mission. |
Unlockable - B-Movies | |
| Opening Movie | Unlocked at the start of the game |
| Opening Movie Animatic | Collect 20 Alien Artifacts |
| Intro Movie Happy Mix | Collect 30 Alien Artifacts |
| Closing Movie | Complete the game |
| Closing Movie Animatic | Collect 50 Alien Artifacts and complete the game |
| Credits | Unlocked at the start of the game |
| DAH Wrap Party Video | Collect 10 ALien Artifacts |
| Salad Days with Pox & Crypto | Collect 40 Alien Artifacts |
Unlockable - Gallery | |
| Crypto's Back! | Complete Gene Blend: Crypto's Back |
| Desperately Seeking Natalya | Complete Gene Blend: Natalya's Secrets |
| Furons A-Go-Go! | Complete Gene Blend: Furons A-Go-Go! |
| It's the Sixties | Complete Gene Blend: The Swinging Sixties |
| Oh the Humanity! | Complete Gene Blend: Oh the Humanity |
| Popular Mechanics | Complete Gene Blend: Popular Mechanics |
| The Martians... Err, Blisk are Coming! | Complete Gene Blend: The Blisk Files |
Unlockable - The Swingin' Jukebox | |
| DAH2 Theme | Complete Mission: 19 |
| She Changes Like the Weather | Complete Mission: 3 |
| Back in that Room | Complete Mission: 4 |
| Long Road | Complete Mission: 9 |
| Help You Ann | Complete Mission: 12 |
| Pattern Skies | Complete Rage of Aquarius side mission |
| When You Touch Me | Complete Rage of Aquarius side mission |
| Down in the Valley | Complete Mission: 9 |
| Dirty Red | Complete Mission: 21 |
| Pier 13 | Complete Mission: 18 |
| Turn It Off | Complete Mission: 18 |
| Bay City Undisguised | Complete Mission: 5 |
| Bay City Disguised | Complete Mission: 5 |
| Bay City Hunted | Complete Mission: 5 |
| Albion Undisguised | Complete Mission: 10 |
| Albion Disguised | Complete Mission: 10 |
| Albion Hunted | Complete Mission: 10 |
| Takoshima Undisguised | Complete Mission: 16 |
| Takoshima Disguised | Complete Mission: 16 |
| Takoshima Hunted | Complete Mission: 16 |
| Tunguska Undisguised | Complete Mission: 22 |
| Tunguska Disguised | Complete Mission: 22 |
| Tunguska Hunted | Complete Mission: 22 |
| Moon Base Solaris Undisguised | Complete Mission: 28 |
| Moon Base Solaris Disguised | Complete Mission: 28 |
| Moon Base Solaris Hunted | Complete Mission: 28 |
Password - Xbox Cheats | |
| Pause the game and go to archives and press and hold the left thumbstick down and enter following cheats | |
| Salad Days with Pox and Crypto Video | A X Y B X B Y A A |
