Sound test:

Press L or R at the Lucas Arts logo.

When the opening short credits are displayed with the copyrights, etc., press R to hear a dog bark or L to hear a victim scream.

Bonus level:

Enter BCDF, GYLM, or XDSJ as a password.

View end credits:

Enter XWJR as a password.

Cheerleaders vs. The Monsters bonus level:

Enter WBGR as a password to begin game play on level 9 with all ten victims. Rescue all victims on each stage up until level 12 (Mars Needs Cheerleaders) to reach the ‘Cheerleaders vs. The Monsters’ bonus level.

Hint: Best weapon:

On level 14, go as far right as possible and find the hidden passage on the wall. Go through and you will find a shotgun.

Hint: Level 1: Bonus level:

If you are lucky enough to get a bazooka cannon, use it on the bushes next to the house to find a bonus level. Note: You must have all 10 victims at the time. You must save all 10 cheerleaders without any dying to automatically be sent to a bonus level after the level is over.

Hint: Level 9: Bonus level:

If you have a bazooka cannon, use it on the bushes near the top of the area to find a bonus level. Note: You must have all 10 victims at the time. You must save all 10 cheerleaders without any dying to automatically be sent to a bonus level after the level is over.

Hint: Monster Phobia level: Giant spider:

At the very end of the level is a Giant Spider. You normally must defeat it, but it will take almost everything you have. It is best just to pass it by with a level skip password. Note: If you do intend of fighting it, use the weed wacker to cut through the webs that it makes.