Unlockable - Arkvoodle Cult Unlockables | |
| Arkvoodle Cult missions | Successfully complete main missions and Odd Jobs to unlock more Arkvoodle Cult missions. |
| 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 final 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. |
| Salad Days with Pox and Crypto | Collect 40 alien artifacts |
Unlockable - The Swingin' Jukebox | |
| Albion Disguised | Complete Mission: 10 |
| Albion Hunted | Complete Mission: 10 |
| Albion Undisguised | Complete Mission: 10 |
| Back In That Room | Complete Mission: 4 |
| Bay City Disguised | Complete Mission: 5 |
| Bay City Hunted | Complete Mission: 5 |
| Bay City Undisguised | Complete Mission: 5 |
| DAH2 Theme | Complete Mission: 19 |
| Dirty Red | Complete Mission: 21 |
| Down In the Valley | Complete Mission: 9 |
| Help You Ann | Complete Mission: 12 |
| Long Road | Complete Mission: 9 |
| Moon Base Solaris Disguised | Complete Mission: 28 |
| Moon Base Solaris Hunted | Complete Mission: 28 |
| Moon Base Solaris Undisguised | Complete Mission: 28 |
| Pattern Skies | Complete Rage of Aquarius side mission |
| Pier 13 | Complete Mission: 18 |
| She Changes Like the Weather | Complete Mission: 3 |
| Takoshima Disguised | Complete Mission: 16 |
| Takoshima Hunted | Complete Mission: 16 |
| Takoshima Undisguised | Complete Mission: 16 |
| Tunguska Disguised | Complete Mission: 22 |
| Tunguska Hunted | Complete Mission: 22 |
| Tunguska Undisguised | Complete Mission: 22 |
| Turn It Off | Complete Mission: 18 |
| When You Touch Me | Complete Rage of Aquarius side mission |
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 - Unlock Movies | |
| Rap party video | 10 Artifacts |
| Opening movie animatic | 20 Artifacts |
| Happy mix intro movie | 30 Artifacts |
| Salad day with Crypto and Pox | 40 Artifacts |
| Closing movie animatic | 50 Artifacts |
| Finishing movie | Defeat the game to unlock |
Password - PlayStation 2 Cheats | |
| Pause the game and go to the Archives section of the menu and hold down L3, then enter the following | |
| Salad Days with Pox & Crypto | X, Square, Triangle, Circle, Square, Circle, Triangle, X(2) |
Glitch - Dupe a body | |
| In two-player mode, you can duplicate a body when both of the players are entering the same body at the same time. This results in two more bodies created from that single one. | |
