Quarantine

Invincibility:
Start a game with "-cheater -invince" command line parameter.
Then, while playing a game, press [Alt] + [Ctrl] + [F7] before
hitting a vehicle or person.

Infinite ammunition and weapons:
Start a game with "-cheater -infinite" command line parameter.
Then, while playing a game, press [Alt] + [Ctrl] + [F7] before
hitting a vehicle or person.

No cars:
Start a game with "-cheater -nocar" command line parameter.
Then, while playing a game, press [Alt] + [Ctrl] + [F7] before
hitting a vehicle or person.

U.S. level passwords

Level - Password

2 - OMNICORP IS ALL KNOWING
3 - KEEP THE OPRESSOR OPRESSING
4 - THE MEEK SHALL INHERIT ZILCH
5 - HAVE YOU HAD YOUR HYDERGINE TODAY
End - KEMO CITY IS A NICE PLACE TO VISIT


International level passwords

Level - Password

2 - 98645782
3 - 89962254
4 - 54185654
5 - 92146125
End - 33289642