Cheat mode:
Type oh dear (case-sensitive) at the main menu to enable single player cheat mode. Enter one of the following codes during game play to activate the corresponding cheat function. Note Type levelx followed by [Space] to enable cheat mode in the demo version of the game.

Effect	Code
Full ammunition	[Option] + 1
Weapon upgrade	[Option] + 2
Full energy	[Option] + 3
God mode	[Option] + 4
Wow mode	[Option] + 5
End mission	[Option] + 6
Deactivate enemies	[Option] + 7
Helicopter mode	[Option] + 8
Tank mode	[Option] + 9
Speed mode	[Option] + 0
Teleport to safety	[Option] + [Ctrl] + 0