Various Cheats:
Enter the character selection screen. Then press [Delete], enter one of the following codes and press [Enter] to activate the corresponding effect:

itsgallus = All Levels
iamthelaw = No police
itcouldbeyou = 999,999,999 points
suckmyrocket = All weapons, armor
itstantrum = Infinite Lives
hatemachine = Raise point values
heartofgold = View FMV sequences
buckfast = Press * for all weapons
machine = 10x Multiplier %
iamgarypenn = Offensive Language
iamnotgarypenn = No ^


Debug Mode:
Enter the character selection screen. Then press [Delete], type "porkcharsui" and press [Enter]. Press one of the following keys to activate the corresponding debug function:

Zoom out = K
Alternate zoom out = ]
Zoom in = L
Alternate zoom in = [
Pan camera up = [Keypad 8]
Pan camera down = [Keypad 2]
Pan camera right = [Keypad 6]
Pan camera left = [Keypad 4]
Center camera view = [Home]
Pause & advance single frame = [Numpad Plus]
All weapons = [Keypad Asterisk]
Current status & coordinates = C
Change screen mode = R
Restart level = [F12]