TRESPASSER
Electronic Arts
To activate this monster cheat, press Ctrl and F11 to bring up a cursor in the bottom-left corner of the screen, type one of the cheats below, hit Return, then press Ctrl and F11 one more time.
	gore 2	Extra gory mode
	woo	Unlimited ammo for all weapons
	Bionic Woman	Move slower but jump higher 
	Win	Shows the end sequence and credits
	Dinos	Freezes all dinosaurs, thus making easy targets
	loc	Display internal map co-ordinates
	bones	Display bounding volumes for all objects
	Tnext	Skip to the next objective or waypoint
There's also a level skip to try out: hold Ctrl+Shift+Q+W then release the W. A feast of levels is now yours.