Cheat: Hijack train
Press [Ctrl] + [Enter] after entering train.

Cheat: No police
Press [Delete] at character selection screen. Then enter "IAMTHELAW" or "STEVESMATES". (The sound of a revving engine confirms correct entry.)

Cheat: Offensive language
Press [Delete] at character selection screen. Then enter "IAMGARYPENN". (The sound of a revving engine confirms correct entry.)
(Note: To disable offensive language, enter "IAMNOTGARYPENN".)

Cheat: Raise point values
Press [Delete] at character selection screen. Then enter "HATEMACHINE". (The sound of a revving engine confirms correct entry.)

Cheat: UFO police
Enable a cheat (other than this one). Then enter "ENIGMA" as a name. UFOs replace squad cars; and their armaments will have more ammunition.

Cheat: Unlimited lives
Press [Delete] at character selection screen. Then enter "ITSTANTRUM" or "6031769". (The sound of a revving engine confirms correct entry.)

Cheat: View FMV sequences
Press [Delete] at character selection screen. Then enter "HEARTOFGOLD". (The sound of a revving engine confirms correct entry.)