Various Cheats
     Enter any of the following "Passwords" as a password:

Effect                            Password 
All Characters and Levels         JTBT7CFD1LRMGW 
Use Same Cars                     MIX_MATCH_CARS 
Higher Resolution                 MAX_RESOLUTION 
Lower Gravity                     A_MOON_GETAWAY 
Alien Vehicle                     GIMME_DA_ALIEN 
No Enemies                        POPULATION_OUT 
Slow Motion                       GO_REALLY_SLOW 
Enhanced Missiles                 MISSILE_ATTACK 
God Mode                          LIVING_FOREVER 
Quicker Weapons                   FIRE_NO_LIMITS 
Very Hard Difficulty              I_AM_TOUGH_GUY 
All Levels and Vehicles           JTBT7CFD1LRMGW 
All Vehicles Except the Alien     GANGS_UNLOCKED 
All Levels                        LEVEL_SHORTCUT 
All Endings                       LONG_SLIDESHOW 
Big Wheels                        MONSTER_WHEELS