Unlimited lives and best weapons:
Enter *1NV1S4BL3* as a password to get unlimited lives and the top of the line weapons. Your health will still run out, but you will get a new cruiser every time you die.
Level select:
Enter *S3L3CT0N* as a password. Return to the password prompt, then enter *SH0WT1M3* as a password.
Gallery mode:
Enter *G4LL3RY* as a password.
Ending music:
Enter *CR3D1TS* as a password.
Level passwords:
There are more than one code for each level. Each has different weapons and lives