Incoming cheats and cheat codes for PC

Go to the main menu and enter NUMBERONEDACRESTREET. 
Now you can access to several cheat options.

While playing the game, hold SHIFT and enter the following codes:

Codes - Effect:
Enter "WIREWEWAITING" as a code - Disable textures
Enter "WHATSTHEPOINT" as a code - Change graphics to dots
Enter "SUPERSHOOT" as a code - One-hit kills
Enter "SUPERDAISY" as a code - One-hit kills (alternate)
Enter "SOLIDASAROCK" as a code - Activate God Mode
Enter "OLDMACDONALD" as a code - Protect farm from jumping cows
Enter "INVUNERABILITY" as a code - Invulnerabile mode
Enter "INFINITEWEAPONS" as a code - Get unlimited weapons
Enter "INFINITELIVES" as a code - Get Unlimited lives
Enter "HAVEALL" as a code - Get unlimite lives/weapons
Enter "GOURAUD" as a code - Enable gouraud shading
Enter "FLYMETOTHEMOON" as a code - Racing in the moon
Enter "FLATBROKE" as a code - Disable shading

Function keys turn cheats on/off:
Hit F2 - Easy Shoot
Hit F3 - Invulnerabile mode
Hit F4 - Unlimited lives
Hit F5 - Unlimited weapons
Hit F6 - Smart bomb
Hit F7 - Quit
Hit F8 - Stores current situation
Hit F9 - Reloads stored situation
Hit F10 - Frame wait on/off
Hit F11 - Restart