Various Cheats
     At  the Character Select screen, press Del, then enter any of the
following "Codes": Code Effect

itsgallus               All Levels, All Cities 
iamthelaw               No Police 
itcouldbeyou            Gives You 999999999 Points 
suckmyrocket            All Weapons, Armor, Get Out of Jail Free Card
itstantrum              Unlimited Lives 
hate machine            Raises Point Values
buckfast                Press the asterisk(*) on the Numpad 
                        and get all weapons 
porkcharsui             Diagnostic Mode 
iamgarypenn             Extra Offensive Language Mode 
iamnotgarypenn          Disable Code Above 
hate machine            10x Multiplier Bonus 
porkcharsui             Game Diagnostics 
heartofgold             View FMV Sequences 
enigma                  UFO Police Cars (first enter any of the above)