Your Star Wars: Demolition Cheats

Hidden Warning Message
Place your Star Wars Demolition Dreamcast disc in to your CD player and you will hear a warning message.
More passwords

SLOW_MO_ON	The game will run at half speed.
LO_GRAV_ON	Gravity is reduced.
NO_BADDIES	Allows player to select a minimum of Zero enemies in Battle Mode.
RAISE_THEM	Player is invincible.
MOVIE_SHOW	Shows every Victory movies.
MULTI_CARS	Allows both players in two player modes to select the same vehicle.
EXTRABUTTS	Changes the button configuration on your controller.
FIRERATEUP	Removes the delays on your weapons.
ITS_A_TRAP	Three enemies will attack at once.
BFM_FEELIT	Increases the mass of your vehicle.
THROTTLEUP	Increases the speed of player's vehicles.
NO_PEEKING	All enemies and stages are randomly selected.
SAD_MOVIES	Shows all the loser movies.

Unlock Lobot, Boushh And Darth Maul
From the main menu select options. Then select preferences, once at the preferences screen press L + R. This will bring up the password entry screen. Now enter:

Watto_Shop

Now return to the main menu and proceed as normal to the character select screen. You'll now have three more characters to choose from.